(Pronounced Tarf-boom) Originating from a text sent from an older brother to his younger brother's recent ex-girlfriend, TARFBM stands for: That's A Really Fucking Bitch Move. Used as a substitute for FML when associated with another person.
"So I found out about you breaking up with him over text. TARFBM."
by Tennisguy93 November 08, 2009