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n. Informal
Variant of wisenheimer.


informal US a know-it-all kind of person
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.weisenheimer - an upstart who makes conceited, sardonic, insolent comments
upstart - an arrogant or presumptuous person


also weisenheimer
Informal. One who is obnoxiously self-assertive and arrogant:
References in periodicals archive ?
But when Warren Finch comes to visit the Swan Lake Aboriginal Government and I learn that their "Canberra-imposed controller" is "a real weisenheimer" [a smug smartalec], I feel that the narrative includes me among those who satirically call him "Mr Weisenheimer" (136-37).
But if he was a natural-born weisenheimer, he always took care to "never be hurtful, never below-the-belt.''
If you've ever met a child who talks like an adult-and who is a know-it-all-then you've met a 'weisenheimer'-who like the author was both blessed and cursed with talent and knowledge beyond his years.