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An epithet used to describe brainy and overly aggressive folks who enjoy acquiring knowledge at the expense of others' mental fatigue.

Cognitive - of or relating to acquiring knowledge
Skirmisher - soldiers whose purpose is to harass the enemy
"The dinner party last night was fun except for that Cognitive Skirmisher who bludgeoned my brain whilst he figured out his stance on Scottish secession."
by Terry-Rod September 26, 2014
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