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1. (v) A Lesbian sex act where two partners interlock their spread legs and grind their vulvae together to stimulate each others clitoris to orgasm.

2. (v) when a male or female has two penises inserted any combo of his/her mouth, anus, or vagina, but is most commonly done in the anus and vagina
1. Dude did you see those two chicks crashing police horses in the bathroom?

2. Last night me and my buddy crashed police horses with the girl from my biology class. It was incredible and uncomfortable all at the same time.
by tdac90 June 17, 2010
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