When some one clicks a pen for the hell of it or to annoy someone.
Mike: *Clicks pen*
Sally: Stop that pen-clicking!
by elmacko May 20, 2010
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An idiom, generally used when referring to teachers, describes when a person looks extremely mad at someone else or yourself, and they (in their head) "click a pen", ready to write someone up, or explode on the offender later.
Did you see the way Mr. Rogers was looking at me? He totally just clicked a pen in his head.
by BlockBusterNG February 26, 2022
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