What is Gash Clash?
An altercation (Usually violent), involving two or more women.
Gash Clash:
Drunk Girl 1: Get away from my boyfriend, you whore!
Drunk Girl 2: *Slap*
Onlooking man: GAAAAAAASSSSHHHH CLAAAAAAAASSSHHH!!!!
See gash, clash, bitch fight, fight, altercation