Top Definition
Blacked-out Fucking. The act of having sex while blacked-out drunk. Such acts usually lead to unwanted side effects such as: soreness, STD's, children, and forced realizations. Also can be used as BOFed
"I'm pretty sure you were BOFing that chick last night"
"BOFing was not a good idea"
"In the middle of BOFing I saw her face and vomited"
by BOFer July 05, 2009

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