Someone being a complete dumb ass. Not brite. Says repeated dumb remarks.
Dude why did Bob stick his dick in the fuel tank? Hes a complete knuckle dick.
by rail-a-bitch February 08, 2009
Top Definition
someone who gets cockpunched all the time
Andrew Baker is so well hated that he became a knuckledick.
by DLa November 15, 2003
Someone who gets cockpunched all the time.
He walks funny because he is a knuckle-dick.
by Monkey D November 16, 2003

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