Twat-Deep Share definition Flag Being up to your elbow in something (ie. mud, money, a twat...) Guy #1: Holy shit bro, I swear, last night I got twat-deep in Amy's pussy! Guy #2: WTF!! Twat-Deep by Grant Martz September 23, 2007 0 0 Get merch Get the Twat-Deep mug. Buy Now — $32.95 See more merch