Top 45 Slang For Cool 2015 – Meaning & Usage

Looking for the coolest slang words of 2015? Look no further! We’ve scoured the internet and tapped into the zeitgeist to bring you a list of the trendiest and most hip phrases that were all the rage in 2015. Whether you want to impress your friends or simply stay in the loop, this listicle is your one-stop-shop for all things cool. So, grab a cup of coffee (or a kale smoothie, if that’s more your style) and get ready to dive into the coolest slang of 2015!

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1. Lit

This word is used to describe something that is exciting, impressive, or cool. It can also refer to being intoxicated or high.

For example, “That party last night was lit!”
A person might say, “I just got tickets to see my favorite band, it’s going to be lit!”
Someone might comment on a photo, “You look so lit in that outfit!”

2. Dope

This slang term is used to describe something that is really cool, great, or impressive.

For instance, “That new song is so dope!”
A person might say, “I just watched this dope movie, you have to see it!”
Someone might compliment a friend’s outfit by saying, “You look dope today!”

3. Sick

This word is used to describe something that is really cool, awesome, or impressive. It can also be used to describe something that is crazy or intense.

For example, “That trick you did on your skateboard was sick!”
A person might say, “I just got a new car, it’s sick!”
Someone might comment on a video, “That dance move was sick!”

4. Swag

This term refers to someone’s style, confidence, or overall coolness. It can also refer to free promotional items or merchandise.

For instance, “He’s got so much swag, he always looks cool!”
A person might say, “I got some swag from that event, want some?”
Someone might compliment a friend’s outfit by saying, “You’ve got swag!”

5. Fresh

This word is used to describe something that is stylish, trendy, or new. It can also refer to someone’s appearance or overall coolness.

For example, “I love your fresh haircut!”
A person might say, “I just got these fresh sneakers, check them out!”
Someone might comment on a photo, “You look so fresh in that outfit!”

6. Rad

This word is used to describe something that is really cool or impressive. It is often used to express excitement or admiration.

For example, “That concert last night was rad!”
A person might say, “Check out this rad new skateboard I just got.”
Another might exclaim, “This pizza is rad, it’s the best I’ve ever had!”

7. Chill

When something or someone is “chill,” it means they are calm, relaxed, and easygoing. It can also refer to a laid-back and enjoyable atmosphere.

For instance, “Let’s just have a chill night at home and watch movies.”
A person might say, “He’s such a chill guy, nothing ever seems to bother him.”
Another might comment, “The beach is so chill, I love spending time there.”

8. Fly

To describe something as “fly” means it is fashionable, trendy, or stylish. It can also refer to someone who has a great sense of style.

For example, “That outfit you’re wearing is really fly!”
A person might say, “She always looks so fly, she knows how to put together a great outfit.”
Another might comment, “Those shoes are fly, where did you get them?”

9. Boss

When something or someone is “boss,” it means they are impressive, excellent, or in control. It can also refer to someone who is a leader or in a position of authority.

For instance, “That new car is so boss!”
A person might say, “He’s the boss of the company, he makes all the decisions.”
Another might comment, “She’s a boss on the basketball court, she dominates the game.”

10. Badass

To describe something or someone as “badass” means they are extremely impressive, tough, or cool. It is often used to describe someone who is fearless or rebellious.

For example, “That stunt he just pulled off was badass!”
A person might say, “She’s a badass singer, her performances are always incredible.”
Another might comment, “That motorcycle is badass, it’s so powerful and sleek.”

11. Hype

Hype refers to a high level of excitement or anticipation for something. It is often used to describe the buzz or build-up surrounding an event, product, or trend.

For example, “There’s so much hype around the new Avengers movie.”
A person might say, “I’m hyped for the concert tomorrow night!”
In a discussion about a highly anticipated video game release, someone might comment, “The hype for this game is unreal!”

12. Fire

Fire is a slang term used to describe something that is exceptional or excellent. It can be used to describe anything from a song or performance to an outfit or meal.

For instance, “That new song is fire!”
A person might say, “She always dresses in fire outfits.”
In a conversation about a delicious meal, someone might comment, “This pizza is straight fire!”

13. Legit

Legit is short for legitimate and is used to describe something that is genuine, authentic, or true. It is often used to validate or confirm the authenticity of something.

For example, “That’s a legit reason to be upset.”
A person might say, “I can’t believe I met a legit celebrity!”
In a discussion about a product, someone might comment, “This brand is legit, their products are always high quality.”

14. Groovy

Groovy is a slang term used to describe something that is stylish, cool, or fashionable. It originated in the 1960s and is often associated with the hippie counterculture.

For instance, “Those sunglasses are groovy!”
A person might say, “I love your groovy outfit.”
In a conversation about music, someone might comment, “The band’s new album has a groovy vibe.”

15. Wicked

Wicked is a slang term used to describe something that is extremely cool, awesome, or impressive. It is often used to emphasize the greatness or intensity of something.

For example, “That trick was wicked!”
A person might say, “The concert last night was wicked.”
In a discussion about a movie, someone might comment, “The special effects were wicked!”

16. Tight

Used to describe something that is really great or impressive.

For example, “That concert last night was tight!”
A person might say, “I just got a promotion at work. It’s tight!”
In a conversation about a new restaurant, someone might say, “The food there is tight, you have to try it!”

17. Litty

A slang term used to describe something that is really cool or exciting.

For instance, “The party last night was litty!”
Someone might say, “This new song is so litty, it’s been on repeat all day.”
In a conversation about a new movie, a person might say, “The action scenes in that film are litty!”

18. Poppin’

Used to describe something that is lively, exciting, or popular.

For example, “The club last night was poppin’!”
A person might say, “The city during the holidays is always poppin’ with events.”
In a conversation about a new fashion trend, someone might say, “Those sneakers are poppin’, they’re selling out everywhere!”

19. Swanky

A term used to describe something that is stylish, fashionable, or luxurious.

For instance, “That hotel we stayed at was so swanky!”
Someone might say, “I love your outfit, it’s so swanky.”
In a conversation about a new restaurant, a person might say, “The decor in that place is swanky, it’s worth checking out!”

20. Bomb

Used to describe something that is really good, impressive, or high-quality.

For example, “The food at that restaurant was bomb!”
A person might say, “I just watched an amazing movie, it was bomb.”
In a conversation about a new album, someone might say, “The songs on this album are bomb, I can’t stop listening to them!”

21. Gnarly

This term is used to describe something that is impressive, cool, or amazing. It originated in the 1980s and experienced a resurgence in popularity in 2015.

For example, “That skateboard trick was gnarly!”
A person might say, “I just saw a gnarly concert last night.”
Another might describe a thrilling experience as, “I went on a gnarly roller coaster today.”

22. Ace

This word is used to describe something or someone that is extremely good or impressive. It can be used to express admiration or approval.

For instance, “You did an ace job on that project!”
A person might say, “That outfit looks ace on you.”
Another might describe a delicious meal as, “That pizza was ace!”

23. Stellar

This term is used to describe something that is exceptionally good or impressive. It is often used to describe performances, achievements, or experiences.

For example, “She gave a stellar performance on stage.”
A person might say, “I had a stellar vacation in Hawaii.”
Another might describe a breathtaking view as, “The sunset was absolutely stellar.”

24. Rockin’

This word is used to describe something that is exciting, impressive, or cool. It is often used to describe music, performances, or events.

For instance, “That band was rockin’ last night!”
A person might say, “We had a rockin’ time at the party.”
Another might describe a high-energy concert as, “The atmosphere was rockin’!”

25. Slick

This term is used to describe something that is cool, smooth, or stylish. It can refer to someone’s appearance, behavior, or skills.

For example, “He’s got a slick haircut.”
A person might say, “That car is slick!”
Another might compliment someone’s dance moves as, “You’ve got slick moves on the dance floor!”

26. Fresh AF

This term is used to describe something that is considered to be very cool or stylish. The “AF” stands for “as f**k,” emphasizing the intensity or extremeness of the coolness.

For example, “That outfit is fresh AF!”
Someone might say, “I just got a fresh AF haircut.”
Another person might comment, “Those shoes are fresh AF!”

27. On fleek

This phrase is used to describe something that is perfect or flawless. It gained popularity in 2015 and is often used to describe someone’s makeup, eyebrows, or overall appearance.

For instance, “Her eyebrows are on fleek!”
Someone might say, “I just did my makeup and it’s on fleek.”
Another person might comment, “That outfit is on fleek!”

28. Bangin’

This term is used to describe something that is excellent or impressive. It can refer to anything from food to music to a person’s appearance.

For example, “That meal was bangin’!”
Someone might say, “The party last night was bangin’.”
Another person might comment, “Her outfit is bangin’!”

29. Legit AF

This phrase is used to describe something that is genuinely cool or impressive. The “AF” stands for “as f**k,” emphasizing the intensity or extremeness of the coolness.

For instance, “That concert was legit AF!”
Someone might say, “I just saw a legit AF movie.”
Another person might comment, “His skateboard tricks are legit AF!”

30. Dope AF

This phrase is used to describe something that is extremely cool or awesome. The “AF” stands for “as f**k,” emphasizing the intensity or extremeness of the coolness.

For example, “That car is dope AF!”
Someone might say, “I just listened to a dope AF song.”
Another person might comment, “Those sneakers are dope AF!”

31. Lit AF

This term is used to describe something that is exciting, impressive, or enjoyable. It is often used to convey a sense of enthusiasm or high energy.

For example, “That party last night was lit AF!”
A person might say, “I just got tickets to see my favorite band live. It’s going to be lit AF!”
Someone might comment on a photo, “Your outfit is lit AF!”

32. Sick AF

This term is used to describe something that is excellent, outstanding, or awe-inspiring. It is often used to express admiration or excitement.

For instance, “Did you see that trick? It was sick AF!”
A person might say, “I just got a promotion at work. Feeling sick AF!”
Someone might comment on a video, “Your dance moves are sick AF!”

33. Wavy

This term is used to describe something that is trendy, fashionable, or cool. It is often used to refer to someone’s style or appearance.

For example, “I love your outfit. It’s so wavy!”
A person might say, “I just got a new haircut. Feeling wavy!”
Someone might comment on a photo, “Your sunglasses are wavy!”

34. Snazzy

This term is used to describe something that is fashionable, smart, or stylish. It is often used to compliment someone’s appearance or choice of clothing.

For instance, “You look snazzy in that suit!”
A person might say, “I just bought a snazzy new pair of shoes.”
Someone might comment on an outfit, “That dress is snazzy!”

35. Hip

This term is used to describe something or someone that is fashionable, trendy, or cool. It is often used to refer to someone’s style or taste.

For example, “That new restaurant is really hip.”
A person might say, “I love your hip sense of fashion.”
Someone might comment on a music artist, “Their music is so hip!”

36. Stoked

To be extremely enthusiastic or excited about something. It can also be used to express anticipation or a positive outlook.

For example, “I’m stoked for the concert tonight!”
Someone might say, “I’m so stoked to go on vacation next week.”
A surfer might exclaim, “I’m stoked to catch some big waves today!”

37. Awesome sauce

Used to describe something that is even more awesome than just “awesome” alone. The term “sauce” is added to emphasize the level of coolness.

For instance, “That movie was awesome sauce!”
A person might exclaim, “This new video game is awesome sauce!”
Someone might comment, “Your new car is awesome sauce!”

38. Wicked cool

Used to describe something that is exceptionally cool or impressive. The term “wicked” is used as an intensifier to emphasize the level of coolness.

For example, “That skateboard trick was wicked cool!”
A person might say, “I just got tickets to the concert. It’s going to be wicked cool!”
Someone might comment, “Your new outfit is wicked cool!”

39. Far out

Used to describe something that is out of the ordinary or unique in a positive way. It can also convey a sense of admiration or amazement.

For instance, “That art exhibit was far out!”
Someone might say, “I just heard this far out new band.”
A person might comment, “Your hairstyle is so far out!”

40. Hipster

Used to describe someone who is seen as being ahead of the curve and embracing non-mainstream culture. It can also be used as a term of admiration or mockery.

For example, “That guy with the unique fashion sense is such a hipster.”
A person might say, “I love going to hipster cafes and trying their unique drinks.”
Someone might comment, “His vintage record collection is so hipster.”

41. Groovy baby

This phrase is a playful way to express approval or excitement. It gained popularity in the 1960s during the hippie movement and is often associated with a laid-back and groovy attitude.

For example, someone might say, “That concert last night was groovy baby!”
In a conversation about fashion, a person might comment, “I love your groovy baby outfit!”
A friend might say, “Let’s go to the beach and have a groovy baby time!”

42. Neat-o

This term is used to describe something that is really cool or impressive. It is a playful and slightly old-fashioned way to express excitement or approval.

For instance, someone might say, “Check out this new car, it’s neat-o!”
In a discussion about technology, a person might comment, “The new smartphone features are really neat-o.”
A friend might exclaim, “Neat-o! You won the lottery!”

43. Solid

This word is used to describe something or someone that is dependable or trustworthy. It can also be used to express approval or agreement.

For example, someone might say, “My best friend is really solid, I can always count on them.”
In a conversation about work, a person might comment, “I have a solid team supporting me.”
A friend might say, “That movie was solid, I highly recommend it!”

44. Mega

This term is used to describe something that is extremely impressive or cool. It emphasizes the magnitude or greatness of something.

For instance, someone might say, “That roller coaster was mega awesome!”
In a discussion about video games, a person might comment, “The new game graphics are mega realistic.”
A friend might exclaim, “Mega congratulations on your promotion!”

45. Radicool

This word is a blend of “radical” and “cool” and is used to describe something that is both extreme and cool at the same time. It is often used to express enthusiasm or admiration.

For example, someone might say, “That skateboard trick was radicool!”
In a conversation about fashion, a person might comment, “I love your radicool style.”
A friend might exclaim, “This party is going to be radicool!”