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1. n. a despicable adversary; a moronic jerk. (Also a dangerous, derogatory, and provocative term of address. Taboo.) You stupid motherfucker! You’re gonna die for that!
2. n. a gadget; a part or thing. (Taboo.) This little motherfucker fits in right here.
3. and mother n. a problem or difficulty. (Taboo.) This test is a real mother.