The sexual act of pouring water in a girls pussy and then putting a live lobster in there to cut open the inside of her pussy then pulling the lobster out and fucking her afterwards then putting the bloody water in a cup and drinking it
Guy 1: Hey dude. So, what did you do last night?
Guy 2: Oh, me and my girlfriend did the Massachusetts Red Water last night.
Guy 1: Dude I heard that kind of sex was awesome.
Guy 2: Awesome, but sadistic
Guy 2: Oh, me and my girlfriend did the Massachusetts Red Water last night.
Guy 1: Dude I heard that kind of sex was awesome.
Guy 2: Awesome, but sadistic
by trump-away-inator-3000 March 15, 2021

Fucking a chick on the rag and making her squirt, getting it splashed onto your face resembling a white water rafting ride.
Todd was unable to make her squirt, so Mike hopped on and showed him how to do some red water rafting.
by Sticky whistle teeth October 21, 2017
