Massive cigar. Usually bigger than a massive BBC (Big Black Cock). The term originated in a Youtube video I just watched about rolling cigars, where the man calls big cigars "Mandingo Jaw Breakers".
The act in which a girl possessing a significant amount of swag (female version a ladies' man), successfully entices a man or men. Note: She does not sleep with all her conquests.
Nancy: "Yo, there was this hot biddy at the party, mangeing it up."