Easy as in wise guy A person who behaves in a pretentious or know-it-all manner, often coming across as overly confident or arrogant. Clear All
3 Example Sentences Showcasing the Meaning of 'Wisenheimer'
The little wisenheimer confidently informed his friends about the complexities of quantum physics.
Little Timmy, the wisenheimer of the family, always had a snarky comment ready during dinner discussions.
At the science fair, the wisenheimer student confidently explained complex theories to judges, leaving them perplexed.
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