A term popularized by the Denzel movie ‘Training Day’: The ‘punk’ part refers to an already whiny and/or weak individual, the ‘bitch made’ part refers to the way that he somehow became somebody’s bitch (usu. by being scared or kissing ass).
Term coined by Denzel Washington in "Training Day"
Meaning:
one who is, while at the same time actin disloyal, is also actin bitchmade and like a punk, and is a fool-ass for thinking he gonna get away with it.