An obligation to have sex due to pressure or circumstances. One may experience this when a friend is fornicating with their partner and you are alone with a person of the opposite sex your friend "set you up" with.
Guy 1: So what did you do last night

Guy 2: I went over to my bros house and he went to go bang his girl the whole night and I was left alone with my bros girlfriends friend

Guy 1: Was she hot?

Guy 2: Nah not really but we banged anyways.. it was more of a fornication obligation
by Reppin516 July 8, 2014
Get the Fornication Obligation mug.