When a male receives a boner that does not all the way erect, or when coming down from an erection and is currently right in the middle stage of completely coming down from the that erection. Better understood to be a "soft boner."
Mike: Hey did you see that chick?
Aaron: yeah I did, shes ok I would give her a 5 out of 10.
Mike: She's good enough to give me a bifner I suppose.
Aaron: yeah I did, shes ok I would give her a 5 out of 10.
Mike: She's good enough to give me a bifner I suppose.
by Vessey December 07, 2009