2 definitions by Bullfrawg

The Fore Runner is a sexual position in which the man wrecks the woman’s vagina, falls asleep while his penis is still inside of her, and they roll off the bed.
Scott: Hey Travis, what happened.

Travis: Me and Rose were fucking and I rolled off the bed, fucking Fore Runner.
by Bullfrawg August 7, 2021
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When one straps a dildo on their head and then proceeds to fuck their partner in the ass, head first with the strap on, resembling a unicorn.
Last night I was at a magic show and somebody asked the magician to see a trick, he then put a dildo on his head and performed the screwnicorn trick
by Bullfrawg February 17, 2015
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