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US /ˈfæ.tʃu.əs/ UK /ˈfæt.ju.əs/
Freq #53569

Meanings

  1. 1

Thesaurus

Synonyms
1 adj · obnoxiously stupid;... addlebrainedaddlepatedairheadedass-brainedbee-brainedbeef-wittedbeefheadedbeetle-headed

Simplified etymology

Fatuous entered English in the early 17th century from Latin fatuus, meaning “silly” or “insipid.” The same Latin word probably contributed to Old French fade, the source of English fade.

Etymology

From Latin fatuus (“foolish, silly, simple”).

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