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Definition of asinine

asinine

/ˈæs.ə.naɪn/
as · i · nine
Adverb:asininely
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asinine Lexical Profile

asinine Game Scores & Validity

• adjective

1

Extremely stupid, foolish, or devoid of good sense and judgment.

Example

"The committee quickly rejected his asinine proposal to eliminate the entire research budget."

2

Of, relating to, or resembling a donkey or ass.

Example

"The biologist documented the distinctive vocalizations and long ears characteristic of asinine species."

Synonyms
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Antonyms
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• Nearby Words

asiatic lily
aside
asimina
asinine
asininely
ask
askance

Word Origin & Etymology

Borrowed in the late 15th century from Latin asininus ('pertaining to a donkey'), derived from asinus ('donkey, ass'), reflecting the longstanding folklore belief that donkeys are unusually stubborn and foolish animals.

Cite this Entry

Wordmom. (2026). Definition of Asinine. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/asinine
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