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fred: I've got a phat date for the club tonight.

ted: YSD? i'm pretty sure your gonna spend the night jackin it to Pr0n.
by VyperJones June 16, 2016
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1) Term used to describe fellatio.

2) An insult which insinuates the sucking of dong.

3) You Suck Dong
Troll, why do you always piss me off? Just shut up. YSD.
by Pilgrim July 31, 2006
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