Definition of cockamamie in English:


Syllabification: cock·a·ma·mie
Pronunciation: /ˈkäkəˌmāmē, ˌkäkəˈmāmē
(also cockamamy)


North American informal
Ridiculous; implausible: a cockamamie theory
More example sentences
  • He has espoused some cockamamie theories about the secret society.
  • Once you have real evidence, not some conjectured, cockamamie theory, call me.
  • Someone comes up with this cockamamie theory that an e-mail could melt down all the computers and maybe even blow up all the buildings.


1940s (originally denoting a design left by a transfer): probably an alteration of decalcomania.

Definition of cockamamie in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

More on cockamamie

Nearby words

Translate cockamamie

into Spanish
Word of the day noisome
Pronunciation: ˈnoisəm
having an extremely offensive smell