too clever by half

to be too confident of your own intelligence in a way that annoys other people. (British variant of "too smart by half.")
'Too clever by half' was how one former teacher described him.
by Elvira Pepper August 07, 2011
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too clever by half

annoyingly proud of one's intelligence or skill and in danger of overreaching oneself.
"he always was too clever by half"
by Arminkshipper July 19, 2024
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