Acronym for "by the balls" used to refer to guys who are "pussy whipped" by the wife or girlfriend and are not allowed to hangout with friends or go to guy's night out.
Peter: dude where's Mike, that f*cking douchebag?
Louis: I talked to him earlier but I don't think he's gonna make it...
Peter: Sounds like he's btb, must be that new girlfriend.
2008. február 22.