2 definitions by Whirlybird McFartsalot

When you're banging a chick and she's getting bored, just grab her by the ankles, stand her up on her head and ram your five digit fuck friend down her fudge factory, thus causing her cum closet to quiver in delight.

Also see the Inverted Show Stopper for less adventurous sexual partners.
Oh shit! What happened to your hand dude!

Well, I gave Karen the inverted particle accelerator on Tuesday and she came so hard her chocolate coated cock crimper broke every bone in my hand.
by Whirlybird McFartsalot March 24, 2021
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When you're banging a girl doggy style and she's about to climax, grab her by the ankles, stand her on her head and cram your fist down her dank exit hole, thus ruining her orgasm.

Also see Inverted Particle Accelerator for more sexually deviant partners.
Hey man, why is your girlfriend walking so funny?

I gave her the classic inverted show stopper last night and now her pelvis is out of alignment
by Whirlybird McFartsalot March 24, 2021
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