Etymology

wisenheimer

wis·en·heim·er
W4I1S1E1N1H4E1I1M3E1R1

Today it means: A self-assertive and arrogant person; a wiseacre or smart aleck. Full definition →

First used 20th c.
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The story

From wise + the German demonymic ending -enheimer.

First known use, by meaning

  • from 20th c. A self-assertive and arrogant person; a wiseacre or smart aleck.

Etymology from Wiktionary, CC BY-SA 4.0.