Nincompoop definition

nĭnkəm-po͝op, nĭng-
Frequency:
A silly, foolish, or stupid person.
noun
5
0
A stupid, silly person; fool.
noun
4
1
A silly or foolish person.
noun
0
0
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Other Word Forms

Noun

Singular:
nincompoop
Plural:
nincompoops

Origin of nincompoop

  • Origin unknown

    From American Heritage Dictionary of the English Language, 5th Edition

  • Earlier (1676) nicompoop, from Latin non compos mentis (“not of sound mind"). The earliest known use of nincompoop spelling is from 1680.

    From Wiktionary