RhymeZone: bitch slap definitions

Definitions of bitch slap:

noun: (slang, vulgar) An open-handed slap to the face.
verb: Alternative spelling of bitch-slap [(slang, vulgar, transitive) To slap someone powerfully in the face, meant to assert dominance or control over the receiver; to deliver a bitch slap to.]

(Definitions from Wiktionary)