Definition of cockamamie in English:

cockamamie

Line breaks: cocka|mamie
Pronunciation: /ˈkɒkəˌmeɪmi
 
/
(also cockamamy)

adjective

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.

Origin

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

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody