Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

See What's Trending Now See More Trending Words

chill out

verb

Definition of chill out

intransitive verb
slang
:to calm down :go easy :relax —often used in the imperative

See chill out defined for kids

People Are Reading

image1644821030
These Are Fighting Words
alt-59c448f88ea38
Trending: Kim Jong Un: Trump a 'Dotard'
young-plant-shoots
Merriam-Webster's New Words Quiz—Fall 2017 Edition!
video-title-words-of-the-year-1066
Words of the Year: 1066

Examples of chill out in a Sentence

  1. stop making that racket, and just chill out!

  2. if you don't chill out, you're going to get an ulcer

First Known Use of chill out

1980

chill out Synonyms

Synonyms
calm (down), quiet [slang], cool, hush, pipe down, settle (down)
Antonyms
act up, carry on, cut up
Related Words
dry up; relax, tranquilize (also tranquillize), unwind, zone out
Near Antonyms
clown (around), fool around, horse around, monkey (around), show off, skylark

Learn More about chill out

  1. See words that rhyme with chill out Thesaurus: All synonyms and antonyms for chill out

Seen and Heard

What made you want to look up chill out? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

anathematize

play

to curse or denounce

Get Word of the Day daily email!

TRENDING NOW

  1. dotage, dotard a state or period of senile decay

  2. otherwise "in other respects"

  3. federalism Graham says bill gives power to states

  4. bodega "Don’t mess with the beloved bodega."

  5. carceral Of, relating to, or suggesting a jail or prison

SEE ALL

BROWSE DICTIONARY

chill out

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

alt-59c94ad823f29
'Meat Sweats': The Competitive Eater's Worst Nightmare

They're real, but is meat the cause?

alt-59c919f342079
'Diffuse' vs. 'Defuse'

Let us defuse the situation.

alt-59c52d6ee2f72
Breathing Life Into 'Inspire'

The word's origins are quite literal

alt-59c4207ecf106
Let's Talk 'Tea'

Spill it, sip it: just make it hot.

Ask the Editors

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

payday
How Often Is 'Biweekly'?

Don't get us started on 'bimonthly'

video-irregardless-grammar-peeve-blend-of-the-synonyms-irrespective-and-regardless
Irregardless

It is in fact a real word (but that doesn't mean you should use it).

video-moose-goose-weird-plurals
Weird Plurals

One goose, two geese. One moose, two... moose. What's up with that?

Word Games

young-plant-shoots
Merriam-Webster's New Words Quiz—Fall 2017 Edition!

You're going to have to memorize the dictionary again.

Take the quiz
stylized-drawing-of-woman-pole-vaulting-across-gap-to-get-trophy
Challenging Vocabulary Quiz Returns!

No tricks, just difficult words.

Take the quiz
True or False
True or False?

Test your knowledge - and maybe learn something along the way.

Take the quiz
SCRABBLE® Sprint
SCRABBLE® Sprint

SCRABBLE® fans, sharpen your skills!

Play the game
Examples: chill out in a Sentence