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V. When one has sexual relations with someone of interest before even arriving at a party.
Party Goer 1: Dude, Nelson's such a champ.
Party Goer 2: How so?
Party Goer 1: He pre-gamed by chugging a four loco. Then when his girl came down from the shower; they pre-boned right there. They left for the party after all that.
Party Goer 2: Damn, nice work.
by B_T_Wily October 19, 2010
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