Top 31 Slang For Rest Assured – Meaning & Usage

When it comes to feeling confident and secure, having the right words to express that feeling is key. Rest assured, our team has got you covered with a curated list of the most trendy and useful slang phrases that convey that sense of certainty and peace of mind. So sit back, relax, and get ready to level up your vocabulary with our collection of slang for rest assured.

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1. Bet

This slang term is used to express agreement or confirmation. It means that you are confident in something or someone.

For example, if someone asks if you can pick them up from the airport, you can respond with “Bet, I got you.”
When making plans with a friend, you might say, “Let’s meet at the coffee shop at 3, bet?”
If someone asks if you’re sure about something, you can reply with “Bet, I know what I’m doing.”

2. Count on it

This phrase is used to assure someone that they can trust in a particular outcome or action.

For instance, if someone asks if you’ll be at their birthday party, you can respond with “Count on it, I wouldn’t miss it.”
When someone asks if you’ll complete a task, you can say, “Count on it, I’ll have it done by tomorrow.”
If someone doubts your abilities, you can confidently say, “Count on it, I always deliver.”

3. You can bank on it

This expression means that someone can have complete confidence in a particular statement or promise.

For example, if someone asks if they can borrow money and promise to pay it back, you can say, “You can bank on it, I trust you.”
When making plans with a reliable friend, you might say, “You can bank on it, they’ll be there on time.”
If someone doubts your loyalty, you can assure them, “You can bank on it, I’ll always have your back.”

4. No worries

This phrase is used to reassure someone that there is no need to be concerned or anxious about a particular situation.

For instance, if someone apologizes for a small mistake, you can respond with “No worries, it’s not a big deal.”
When someone asks if they are bothering you, you can say, “No worries, I’m happy to help.”
If someone is running late, you can tell them, “No worries, take your time.”

5. You’re good

This phrase is used to let someone know that they are in a good or favorable position, or that they are not causing any inconvenience.

For example, if someone offers to pay for your meal, you can say, “You’re good, I got it.”
When someone asks if they can borrow your pen, you can say, “You’re good, keep it.”
If someone accidentally bumps into you, you can say, “You’re good, no harm done.”

6. Guaranteed

This term means to have a guarantee or assurance that something will happen or be done.

For example, “I am guaranteed a promotion if I meet my sales target.”
A person might say, “You are guaranteed to have a great time at the party.”
In a conversation about a product, someone might state, “This product comes with a guaranteed money-back policy.”

7. Without a doubt

This phrase means to be completely certain or sure about something.

For instance, “She is without a doubt the best candidate for the job.”
A person might say, “Without a doubt, this is the best pizza I’ve ever tasted.”
In a discussion about a sports team, someone might proclaim, “They will without a doubt win the championship this year.”

8. Sure thing

This phrase means that something is certain or guaranteed to happen.

For example, “Can you pick up some milk from the store?” “Sure thing!”
A person might say, “Sure thing, I’ll be there on time.”
In a conversation about plans, someone might respond, “Sure thing, let’s meet at 7 pm.”

9. Confident

This term means to have a strong belief in oneself or one’s abilities.

For instance, “She is confident that she will pass the exam.”
A person might say, “I am confident in my decision.”
In a discussion about a project, someone might state, “I am confident that we will succeed.”

10. For sure

This phrase means to be absolutely certain or sure about something.

For example, “Are you coming to the party?” “For sure!”
A person might say, “For sure, I’ll be there.”
In a conversation about a plan, someone might respond, “For sure, let’s go ahead with it.”

11. Absolutely

This word is used to express complete agreement or certainty. It emphasizes a strong affirmation or confirmation.

For example, if someone asks, “Do you want to go to the party tonight?” you might respond, “Absolutely!”
When someone compliments your cooking, you might say, “Absolutely, it was my pleasure to make it.”
If someone asks if you’re sure about a decision, you can say, “Absolutely, I’ve thought it through thoroughly.”

12. Definitely

This word is used to express certainty or agreement. It indicates a strong belief or conviction about something.

For instance, if someone asks if you can make it to a meeting, you might respond, “Definitely, I’ll be there.”
When someone asks if you enjoyed a movie, you might say, “Definitely, it was amazing!”
If someone asks if you’re certain about your plans, you can say, “Definitely, I’ve already made all the arrangements.”

13. No ifs, ands, or buts

This phrase is used to emphasize that there are no exceptions or conditions. It indicates a firm and unwavering stance on a matter.

For example, if someone asks if you’re going to the concert, you might say, “No ifs, ands, or buts, I’ll be there.”
When someone questions your decision, you might say, “No ifs, ands, or buts, I’ve made up my mind.”
If someone asks if there’s any possibility of changing your plans, you can say, “No ifs, ands, or buts, I’m committed to this.”

14. Set in stone

This phrase is used to describe something that is firmly established and cannot be altered or undone. It indicates a high level of certainty or permanence.

For instance, if someone asks if the meeting time is confirmed, you might say, “Yes, it’s set in stone.”
When discussing plans for the weekend, you might say, “Let’s make sure the dinner reservation is set in stone.”
If someone asks if there’s any flexibility in the schedule, you can say, “No, it’s set in stone and cannot be changed.”

15. In the bag

This phrase is used to express confidence that something is certain or guaranteed to happen. It suggests that success or achievement is already assured.

For example, if someone asks if you think you’ll win the game, you might say, “It’s in the bag!”
When discussing a project, you might say, “We’ve done all the preparation, so success is in the bag.”
If someone asks if there’s a chance of failure, you can say, “No way, victory is in the bag!”

16. Undoubtedly

This word is used to express absolute certainty or confidence in something.

For example, “The team’s victory was undoubtedly well-deserved.”
A person might say, “Undoubtedly, he is the best candidate for the job.”
In a discussion about a controversial topic, someone might assert, “The evidence undeniably and undoubtedly supports this argument.”

17. Assuredly so

This phrase is used to confirm or affirm something with certainty.

For instance, “Will you be attending the party?” “Assuredly so!”
In response to a question, someone might say, “Assuredly so, I can complete the project by the deadline.”
A person might assert, “The team will assuredly win the championship this year.”

18. Trust me

This phrase is used to ask someone to have faith in what the speaker is saying.

For example, “Trust me, you won’t regret trying this restaurant.”
In a conversation about a personal experience, someone might say, “Trust me, I’ve been in that situation before.”
A person might reassure a friend, “Trust me, everything will work out in the end.”

19. You can take that to the bank

This phrase is used to emphasize the reliability or certainty of something.

For instance, “If he says he’ll be there, you can take that to the bank.”
In a discussion about a promise, someone might assert, “You can take my word for it, I will fulfill my end of the bargain.”
A person might assure a friend, “You can take that to the bank, I will always be there for you.”

20. Chill out

This phrase is used to tell someone to calm down or become less agitated.

For example, “Chill out, it’s not a big deal.”
In a heated argument, someone might say, “Let’s all just chill out and find a solution.”
A person might advise a stressed friend, “Take a deep breath and chill out, everything will be fine.”

21. You can bet on it

This phrase is used to express absolute certainty or confidence in something. It implies that the outcome is certain and can be relied upon.

For example, if someone asks if a concert will be good, you might respond, “You can bet on it!”
When discussing a reliable source of information, one might say, “If he said it, you can bet on it being true.”
A friend might assure you, “I’ll be there for you, you can bet on it.”

22. Trust me on this

This phrase is used to ask someone to have faith in what you are saying or to assure them that you are telling the truth.

For instance, if you are recommending a restaurant to a friend, you might say, “Trust me on this, the food is amazing.”
When giving advice, you might say, “Trust me on this, saving money now will pay off in the long run.”
A person might reassure their partner, “Trust me on this, I will always be there for you.”

23. You can rely on it

This phrase is used to convey that something or someone is dependable and can be trusted to deliver the expected outcome.

For example, if someone asks if they can count on you to complete a task, you might respond, “You can rely on it.”
When discussing a reliable product or service, one might say, “If it’s made by that brand, you can rely on it.”
A friend might assure you, “You can rely on me to always have your back.”

24. You can be sure of it

This phrase is used to emphasize certainty or to express confidence in the truth or reliability of something.

For instance, if someone asks if you will be attending an event, you might respond, “You can be sure of it.”
When discussing a fact that is widely accepted, one might say, “There’s no doubt about it, the Earth is round.”
A person might reassure their friend, “You can be sure of my loyalty, I will always be there for you.”

25. You can depend on it

This phrase is used to convey that something or someone is trustworthy and can be relied upon in various situations.

For example, if someone asks if they can depend on you for support, you might respond, “You can depend on it.”
When discussing a reliable method or solution, one might say, “If you follow this plan, you can depend on it to achieve your goals.”
A parent might assure their child, “You can depend on me to always be there for you.”

26. You can be secure

This phrase is used to assure someone that they can feel safe and confident in a situation. It implies that there are no threats or risks to be concerned about.

For example, if someone is worried about the security of their personal information, you might say, “You can be secure knowing that our website uses advanced encryption.”
If a friend is concerned about their job stability, you could say, “With your skills and experience, you can be secure in your career.”
When someone is hesitant about taking a risk, you might encourage them by saying, “Go ahead and try it, you can be secure in knowing that I’ll be there to support you.”

27. You can be satisfied

This phrase is used to reassure someone that their needs or expectations will be met, and they can feel content and happy about a situation.

For instance, if a customer is unsure about a purchase, a salesperson might say, “You can be satisfied with our product’s quality and performance.”
If a friend is worried about a party they’re hosting, you could say, “With your great planning skills, you can be satisfied that everything will go smoothly.”
When someone is anxious about a decision they made, you might comfort them by saying, “You can be satisfied that you made the right choice based on the information available to you.”

28. You can be guaranteed

This phrase is used to give someone a strong assurance that something will happen or be true. It implies that there is no doubt or uncertainty.

For example, if someone is concerned about the delivery of a package, you might say, “You can be guaranteed that it will arrive on time.”
If a friend is worried about the outcome of a sports game, you could say, “With their talented players, you can be guaranteed that they’ll win.”
When someone is unsure about the quality of a product, you might reassure them by saying, “You can be guaranteed that this brand is known for its durability and reliability.”

29. You can be at ease

This phrase is used to tell someone to relax and not worry or stress about a situation. It implies that there is no need for tension or anxiety.

For instance, if a coworker is nervous about an upcoming presentation, you might say, “You can be at ease knowing that you’ve prepared thoroughly.”
If a friend is anxious about a job interview, you could say, “With your qualifications, you can be at ease knowing you have a great chance.”
When someone is concerned about a health issue, you might comfort them by saying, “You can be at ease knowing that the doctors will take good care of you.”

30. You can be at peace

This phrase is used to assure someone that they can feel calm, tranquil, and free from worry or distress. It implies a state of inner peace and harmony.

For example, if a family member is concerned about a loved one’s well-being, you might say, “You can be at peace knowing that they are in good hands.”
If a friend is anxious about a difficult decision, you could say, “Trust your instincts and you can be at peace with whatever choice you make.”
When someone is worried about the future, you might encourage them by saying, “Have peace of mind knowing that you have the skills and resilience to overcome any challenges.”

31. Book it

This phrase means to leave a place or situation quickly or to escape from it. It can also be used to express a sense of urgency or a need to hurry.

For example, “We need to book it if we want to catch the last train.”
In a dangerous situation, someone might say, “Let’s book it out of here before things get worse.”
If someone is running late, they might say, “I’m running behind schedule, I really need to book it to the meeting.”