think twice

idiom

Definition of think twice 

informal

: to think seriously about whether one really wants to do something before doing it I'd think twice about/before quitting if I were you.

Learn More about think twice

Share think twice

Statistics for think twice

Look-up Popularity

Comments on think twice

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

WORD OF THE DAY

a magnificent or impressive array

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!