crack·​ers | \ ˈkra-kərz How to pronounce crackers (audio) \

Definition of crackers

: crazy

Keep scrolling for more

Synonyms & Antonyms for crackers


balmy, barmy [chiefly British], bats, batty, bedlam, bonkers, brainsick, bughouse [slang], certifiable, crackbrained, cracked, crackpot, cranky [dialect], crazed, crazy, cuckoo, daffy, daft, demented, deranged, fruity [slang], gaga, haywire, insane, kooky (also kookie), loco [slang], loony (also looney), loony tunes (or looney tunes), lunatic, mad, maniacal (also maniac), mental, meshuga (or meshugge), moonstruck, non compos mentis, nuts, nutty, psycho, psychotic, scatty [chiefly British], screwy, unbalanced, unhinged, unsound, wacko (also whacko), wacky (also whacky), wud [chiefly Scottish]


balanced, compos mentis, sane, sound, uncrazy

Visit the Thesaurus for More 

Examples of crackers in a Sentence

This new computer program is driving me crackers! I think he's gone a little crackers.

First Known Use of crackers

1928, in the meaning defined above

History and Etymology for crackers

probably from cracked + -ers (as in starkers)

Keep scrolling for more

Learn More about crackers

Statistics for crackers

Look-up Popularity

Time Traveler for crackers

The first known use of crackers was in 1928

See more words from the same year

More from Merriam-Webster on crackers

Thesaurus: All synonyms and antonyms for crackers

Nglish: Translation of crackers for Spanish Speakers

Comments on crackers

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


providing supplementary assistance

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

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

Word Winder's CrossWinder

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

Love words? Need even more definitions?

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