snatch gnats Share definition Flag A vagina that is infested with crabs also known as "crotch crickets" I pulled down that bitches panties and went to eat it and got some snatch gnats on my tongue and eye lashes. snatch gnats by Shaun M September 6, 2006 0 0 Get merch Get the snatch gnats mug. Buy Now — $32.95 See more merch