Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Insane; mad.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective informal or slang crazy.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Plural form of cracker.
  • adjective informal Crazy; mad.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective informal or slang terms for mentally irregular

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Probably from cracker, breakdown.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From firecrackers in the head. Originally "He's got the crackers" then "He's gone crackers". Started as UK naval usage in the 1920's.

Examples

Comments

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  • This is a very

    democratic lounge:

    Schultz lectures logic,

    Fats is a binman.

    Fats gulps mild. Schultz pays.

    Schultz sips dry Vermouth.

    They are both crackers...

    - Peter Reading, 5x5x5x5x5, 1983

    July 1, 2008