A(n assumed) form of sorcery cast by those well-versed in smack, often upon those trying to decipher what their gibberish is meant to communicate. Sometimes, however, a bitch may simply talk smack in order to cast a spell out of spite, even against their own kind.
Person A: Ima use bitchcraft on you, then yo ass be huge!
Person B: Bite my skinny ass!
Person A: Abraca-shizzle!
Person B: Damn!