Acronym for "Quick Beer Before Bed" Also know as a "Q tripple-B", it's the last bit of beer pressure you are going to have before hitting the sack. Usually happens when camping or otherwise in an evironment where a large group of people are going to sleep in the same vascinity. You head for bed, and before you get there, you get talked into a "Q-tripple B".
Friend: Dude, you're not wussing out on us now are you? How 'bout a QBBB?