The end-all to any argument, dispute, declination of sexual proposition, etc. Popular among date rapists, but can be used whenever you have no response to a statement or question.
ex 1
guy: lets go to my room
girl: no, i should be going
guy: just let it happen...

ex 2
guy 1: hey i wrecked your car
guy 2: WHAT?
guy 1: dude just let it happen
by cchriss92 September 14, 2009
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