Top 49 Slang For Belief – Meaning & Usage

Belief is a powerful force that shapes our thoughts, actions, and even our identities. From religious convictions to personal ideologies, our beliefs are an integral part of who we are. But did you know that there’s a whole world of slang dedicated to expressing and discussing belief? In this article, we’ve gathered the top slang terms for belief that are currently trending. Whether you’re a believer or simply curious about the fascinating ways people express their convictions, this list will give you a unique insight into the language of belief. Get ready to expand your vocabulary and explore the colorful world of belief slang!

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1. Buy into

To “buy into” something means to believe in or accept a particular idea, concept, or belief. It often implies a level of trust or agreement with the idea.

For example, “I’m not sure I buy into the idea that money can buy happiness.”
Someone might say, “I really buy into the company’s mission and values.”
In a conversation about a new diet plan, a person might ask, “Do you buy into the science behind it?”

2. Have faith in

To “have faith in” something means to trust or believe in it. It can refer to having confidence in a person, an idea, or a higher power.

For instance, “I have faith in my team’s ability to win the game.”
A person might say, “I have faith in the justice system to deliver a fair verdict.”
In a discussion about personal beliefs, someone might share, “I have faith in the power of positive thinking.”

3. Put stock in

To “put stock in” something means to place trust or confidence in it. It implies relying on or considering something to be valuable or reliable.

For example, “I don’t put much stock in astrology.”
A person might say, “I put a lot of stock in my friend’s opinion, so I trust their advice.”
In a conversation about rumors, someone might say, “I don’t put any stock in gossip. I prefer to rely on facts.”

4. Take to heart

To “take something to heart” means to take it seriously or deeply believe in it. It suggests that the person is emotionally affected or impacted by the belief.

For instance, “I took her advice to heart and made changes in my life.”
Someone might say, “I take the criticism to heart because I value their opinion.”
In a discussion about personal values, a person might share, “I take honesty and integrity to heart.”

5. Swallow

To “swallow” something means to believe it without question or hesitation. It implies accepting something as true or valid without doubting or analyzing it.

For example, “I can’t just swallow everything the media tells me.”
A person might say, “I swallowed his excuse for being late, but I’m not sure if it’s true.”
In a conversation about conspiracy theories, someone might say, “I refuse to swallow those wild claims without evidence.”

6. Fall for

This phrase is often used to describe someone who has been deceived or tricked into believing something that is not true.

For example, “I can’t believe she fell for his lies.”
In a discussion about scams, someone might say, “Don’t fall for those phishing emails.”
Another might warn, “Be skeptical of online advertisements and don’t fall for false claims.”

7. Take on faith

This phrase means to believe or accept something without questioning or demanding evidence or proof.

For instance, “I have to take her word on it and trust her on faith.”
In a religious context, someone might say, “I take the existence of God on faith.”
A person discussing a controversial topic might argue, “You can’t just take everything on faith, you need to question and seek evidence.”

8. Trust in

This phrase means to have faith or confidence in someone or something.

For example, “I trust in his abilities to get the job done.”
In a discussion about relationships, someone might say, “Trust is the foundation for a healthy partnership.”
A person might advise, “You need to trust in yourself and your decisions.”

9. Have confidence in

This phrase means to believe in one’s own abilities or to have trust in someone else’s abilities.

For instance, “I have confidence in my team to win the game.”
In a discussion about leadership, someone might say, “A good leader instills confidence in their team.”
A person might encourage, “You need to have confidence in yourself and your skills.”

10. Have a hunch

This phrase means to have a strong feeling or intuition about something, often without concrete evidence or proof.

For example, “I have a hunch that he’s hiding something.”
In a discussion about making decisions, someone might say, “Sometimes you just have to go with your gut and trust your hunch.”
A person might share, “I had a hunch that the project would be a success, and it turned out to be true.”

11. Put faith in

To believe in or have confidence in someone or something. This phrase implies a strong belief or reliance on someone or something.

For example, “I put my faith in my best friend to always have my back.”
A person might say, “I put my faith in this new product to solve all my skincare problems.”
Another might express, “I put my faith in the universe to guide me on the right path.”

12. Have a gut feeling

To have a strong instinctive feeling or belief about something without any logical evidence or reasoning. This phrase suggests a belief based on a person’s inner sense or intuition.

For instance, “I have a gut feeling that something bad is about to happen.”
Someone might say, “I have a gut feeling that this is the right decision, even though it doesn’t make sense.”
Another might share, “I have a gut feeling that he’s lying to us.”

13. Take as gospel

To believe something completely and without question. This phrase suggests a strong belief in the accuracy or reliability of information.

For example, “I take what my grandmother says as gospel because she’s always right.”
A person might say, “I take the advice of my mentor as gospel when it comes to career decisions.”
Another might express, “I take the scientific research findings as gospel because they are backed by evidence.”

14. Have no doubt

To be completely certain or sure about something. This phrase indicates a strong belief without any hesitation or uncertainty.

For instance, “I have no doubt that she will succeed in her endeavors.”
Someone might say, “I have no doubt that he is the best candidate for the job.”
Another might share, “I have no doubt that this team will win the championship.”

15. Hold as true

To believe or consider something to be true or valid. This phrase implies a strong belief or acceptance of a particular idea or concept.

For example, “I hold it as true that honesty is the best policy.”
A person might say, “I hold it as true that hard work leads to success.”
Another might express, “I hold it as true that love conquers all.”

16. Be convinced of

To firmly believe in something or someone. It implies a strong conviction or belief that something is true or correct.

For example, “I am convinced of his innocence and will support him throughout the trial.”
A person might say, “I am convinced of the benefits of regular exercise for overall health.”
In a debate, someone might assert, “I am convinced of the importance of renewable energy for the future.”

17. Swear by

To have unwavering faith or trust in something or someone. It suggests a strong belief in the effectiveness, reliability, or value of something.

For instance, “I swear by this brand of skincare products; they have transformed my skin.”
A person might say, “I swear by the power of positive thinking to overcome challenges.”
In a discussion about home remedies, someone might claim, “I swear by the healing properties of honey for sore throats.”

18. Have a conviction

To firmly hold a belief or opinion. It indicates a deep-seated belief or principle that guides one’s thoughts or actions.

For example, “I have a conviction that honesty is always the best policy.”
A person might say, “I have a conviction that everyone deserves equal rights and opportunities.”
In a discussion about environmental issues, someone might assert, “I have a conviction that we must take urgent action to combat climate change.”

19. Take for granted

To assume or accept something as true or certain without questioning or doubting it. It implies a lack of appreciation or awareness of the value or significance of something.

For instance, “We often take for granted the love and support of our family and friends.”
A person might say, “I took for granted that my car would always start, until it broke down.”
In a discussion about privileges, someone might point out, “Many people take for granted access to clean water and sanitation.”

20. Have a strong belief

To hold a firm or steadfast belief in something. It suggests a deep conviction or faith in the truth or importance of something.

For example, “I have a strong belief in the power of education to transform lives.”
A person might say, “I have a strong belief in the value of hard work and perseverance.”
In a discussion about personal values, someone might assert, “I have a strong belief in treating others with kindness and respect.”

21. Be sold on

– For example, “I was skeptical at first, but after trying it out, I’m sold on this new product.”

A person might say, “I’m not sold on the idea of going to that party, it doesn’t sound like fun.”
In a discussion about a new movie, someone might say, “I’m sold on the director’s ability to make great films.”

22. Have a firm belief

– For instance, “I have a firm belief in the power of positive thinking.”

A person might say, “I have a firm belief that hard work pays off in the long run.”
In a religious context, someone might say, “I have a firm belief in the existence of a higher power.”

23. Have a deep conviction

– For example, “She has a deep conviction that everyone deserves equal rights and opportunities.”

A person might say, “I have a deep conviction that honesty is always the best policy.”
In a political discussion, someone might say, “I have a deep conviction that healthcare should be accessible to all.”

24. Put one’s trust in

– For instance, “I put my trust in my best friend to always have my back.”

A person might say, “I put my trust in this brand to deliver high-quality products.”
In a team project, someone might say, “We need to put our trust in each other to successfully complete this task.”

25. Have a steadfast belief

– For example, “She has a steadfast belief in the power of love to overcome any obstacle.”

A person might say, “I have a steadfast belief that hard work and determination lead to success.”
In a philosophical discussion, someone might say, “I have a steadfast belief in the importance of personal freedom and autonomy.”

26. Take it on faith

To accept something as true or valid without requiring evidence or proof. This phrase is often used in religious or spiritual contexts, indicating a strong belief in something based on faith alone.

For example, “I can’t prove it, but I take it on faith that everything happens for a reason.”
In a discussion about supernatural phenomena, one might say, “Some people take it on faith that ghosts exist.”
A person might advise, “Sometimes, you just have to take it on faith that things will work out.”

27. Swallow it hook, line, and sinker

To believe something completely, without questioning or doubting its veracity. This phrase is often used to describe someone who falls for a lie or deception without realizing it.

For instance, “He told such a convincing story that I swallowed it hook, line, and sinker.”
In a conversation about gullibility, one might say, “Some people are so trusting that they’ll swallow anything hook, line, and sinker.”
A person might admit, “I was naive back then and swallowed his lies hook, line, and sinker.”

To agree with or believe in a particular idea, theory, or belief. This phrase is often used to indicate support or acceptance of a concept or viewpoint.

For example, “I subscribe to the idea that laughter is the best medicine.”
In a discussion about political ideologies, one might say, “She subscribes to a conservative worldview.”
A person might declare, “I don’t subscribe to the notion that money equals happiness.”

29. Take someone’s word for it

To believe what someone says without requiring evidence or proof. This phrase is often used to indicate trust in another person’s statement or assurance.

For instance, “I didn’t see it myself, but I’ll take her word for it.”
In a conversation about credibility, one might say, “If you can’t trust your best friend, who can you take their word for it?”
A person might ask, “Can I take your word for it, or should I verify the information myself?”

30. Take something as gospel

To believe something completely and without questioning or doubting its truth or validity. This phrase is often used to indicate unwavering belief or acceptance of a statement or doctrine.

For example, “She takes everything her favorite author says as gospel.”
In a discussion about religious beliefs, one might say, “Some people take the Bible as gospel and follow its teachings strictly.”
A person might caution, “Be careful not to take everything you read on the internet as gospel.”

31. Have a deep-seated belief

To have a belief that is deeply ingrained or firmly established. It refers to a belief that is held with great conviction and is not easily changed.

For example, “She has a deep-seated belief in the power of positive thinking.”
In a conversation about personal values, someone might say, “I have a deep-seated belief in the importance of honesty.”
When discussing political ideologies, one might argue, “People with deep-seated beliefs in socialism often advocate for wealth redistribution.”

32. Hold the belief

To possess or maintain a specific belief. It implies that the belief is actively held and not easily swayed.

For instance, “Many scientists hold the belief that climate change is primarily caused by human activity.”
In a discussion about religion, someone might say, “I hold the belief that there is a higher power.”
When discussing controversial topics, one might say, “I hold the belief that everyone should have access to affordable healthcare.”

33. Be a true believer

To be someone who has unwavering faith or conviction in a particular belief or cause. It suggests a deep commitment and dedication to the belief.

For example, “He is a true believer in the power of meditation.”
In a discussion about environmentalism, someone might say, “True believers in sustainability strive to live a zero-waste lifestyle.”
When talking about political movements, one might say, “She is a true believer in social justice and equality.”

34. Have an unshakable belief

To possess a belief that cannot be easily changed or swayed. It indicates a strong conviction and certainty in the belief.

For instance, “He has an unshakable belief in the existence of extraterrestrial life.”
In a conversation about personal values, someone might say, “I have an unshakable belief in the importance of kindness.”
When discussing controversial issues, one might argue, “People with unshakable beliefs in gun control often advocate for stricter regulations.”

35. Have an abiding belief

To possess a belief that remains constant and steadfast over time. It suggests a belief that is deeply rooted and continues to be held despite challenges or opposition.

For example, “She has an abiding belief in the power of love.”
In a discussion about spirituality, someone might say, “An abiding belief in the afterlife brings comfort to many.”
When talking about personal goals, one might say, “I have an abiding belief in my ability to succeed.”

36. Take at face value

To accept something as true without further examination or skepticism.

For example, “I didn’t fact-check the article, I just took it at face value.”
In a conversation about a rumor, someone might say, “I heard it from a reliable source, so I’m taking it at face value.”
A person might caution, “Don’t believe everything you hear, always take it at face value.”

37. Go along with

To agree with or support someone’s beliefs or actions without questioning or challenging them.

For instance, “I don’t necessarily agree with his decision, but I’ll go along with it.”
In a group discussion, someone might say, “If everyone else is in favor of this plan, I’ll go along with it.”
A person might express frustration, “I feel like I’m always expected to go along with what others want.”

38. Faith

A strong belief or trust in someone or something, often without evidence or proof.

For example, “She has faith that everything will work out in the end.”
In a religious context, someone might say, “My faith in God gives me strength and guidance.”
A person might express doubt, “I used to have faith in him, but he let me down.”

39. Conviction

A strong belief or opinion that is firmly held and not easily swayed.

For instance, “He spoke with such conviction that everyone believed him.”
In a debate, someone might argue, “I hold the conviction that everyone deserves equal rights.”
A person might express admiration, “I admire her conviction to stand up for what she believes in.”

40. Trust

To have confidence or belief in the reliability, truth, or ability of someone or something.

For example, “I trust her to always keep her promises.”
In a business context, someone might say, “Building trust with customers is crucial for long-term success.”
A person might express doubt, “I used to trust him, but he betrayed my confidence.”

41. Credo

A credo is a statement or set of beliefs that guide someone’s actions or worldview. It is often used to express a person’s core values or principles.

For example, a person might say, “My credo is to treat others with kindness and respect.”
In a discussion about personal beliefs, someone might ask, “What is your credo on the meaning of life?”
A motivational speaker might encourage the audience to create their own credo and live by it.

42. Doctrine

A doctrine is a set of beliefs or principles that form the basis of a particular ideology, religion, or organization. It often serves as a guide for decision-making and behavior.

For instance, a religious group might have a doctrine that outlines their core beliefs and practices.
In a political context, a party might have a doctrine that defines their stance on various issues.
A person discussing a controversial topic might say, “I don’t agree with the doctrine of that organization.”

43. Creed

A creed is a formal statement or declaration of the beliefs or principles held by a person or group. It is often used in religious contexts but can also refer to other areas of belief.

For example, reciting the Nicene Creed is a common practice in many Christian churches.
In a discussion about personal beliefs, someone might say, “My creed is to always strive for personal growth and self-improvement.”
A person might express their creed by saying, “I believe in the power of love and compassion to change the world.”

44. Dogma

Dogma refers to a set of principles or beliefs that are considered to be unquestionable and authoritative within a particular system or ideology. It often implies a rigid adherence to these beliefs without room for questioning or interpretation.

For instance, religious dogma may dictate certain moral or ethical principles that followers are expected to adhere to.
In a political context, someone might criticize a particular party for being driven by dogma rather than considering different perspectives.
A person might say, “I reject the dogma of that organization and prefer to think for myself.”

45. Ideology

An ideology is a system of beliefs, values, and ideas that form the basis of a particular social, political, or economic theory. It provides a framework for understanding the world and shaping one’s views and actions.

For example, communism and capitalism are two competing ideologies that have shaped the course of history.
In a discussion about politics, someone might ask, “What is your ideology? Are you more conservative or liberal?”
A person might say, “I subscribe to a humanist ideology that emphasizes the inherent dignity and worth of every individual.”

46. Tenet

A tenet refers to a core belief or principle that is held to be true by a person or group. It is a fundamental idea or doctrine that forms the basis of one’s beliefs or actions.

For example, “Freedom of speech is a tenet of democracy.”
In a religious context, someone might say, “One of the tenets of our faith is to treat others with kindness and compassion.”
A philosopher might discuss, “The tenets of existentialism emphasize individual freedom and responsibility.”

47. Principle

A principle is a fundamental belief or rule that guides one’s behavior or thinking. It is a basic truth or law that serves as the foundation for a system of thought or action.

For instance, “Honesty is a principle that I live by.”
In a business context, one might say, “The principle of supply and demand governs the market.”
A teacher might explain, “One of the principles of physics is that energy cannot be created or destroyed.”

48. Assumption

An assumption is a belief or idea that is accepted as true or valid without any proof or evidence. It is a statement or proposition that is taken for granted or presumed to be true.

For example, “I made the assumption that she would be there, but she didn’t show up.”
In a scientific experiment, one might say, “We based our calculations on the assumption that the laws of physics apply.”
A detective might question, “What assumptions are we making about the suspect’s motive?”

49. Supposition

A supposition is a hypothesis or theory that is based on limited evidence or conjecture. It is a belief or assumption that is made without certainty or proof.

For instance, “His theory is based on a supposition that has yet to be proven.”
In a discussion about a crime, one might say, “We are operating on the supposition that the suspect had a motive.”
A philosopher might ponder, “What if our entire reality is just a supposition created by our own minds?”