Largely, stands for kicking one's ass real bad, yet specifying one's groin area ("...your knot") for particular intensification of the utterance.
For steppin' on the stage I should rock your knot (from the '8 Mile' movie)
by trank January 28, 2008
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"We'll reign on your brain and rock your knot" (from Run-DMC's song "King of Rock").
by an Lóchrann Uaithne September 25, 2015
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