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1 definition by Bobby Metal Neck

A derogatory term given to someone that has been antagonizing and/or annoying about a subject or opinion but then has subsequently been proven wrong, incorrect or discredited. The term is increasingly damaging when assigned to male. The combination of bitch (noun) a female who is all in all, not pleasant to be around and with stain (noun) a person, place, situation, or anything that exists, but you wish it didn't.
1) Wow, Dana was being such a bitch-stain, and wouldn’t stop whining about all the work he did when I actually did half of it for him!
by Bobby Metal Neck July 13, 2009