Musturbate Posted in M Best definition Musturbate /mÃ ÂstÃÂbeÃÂªt/verbTo masturbate with mustard. 1: I musturbated yesterday! 2: That’s disgusting, get help. How satisfied are you with the definition? Looking for Musturbate meaning? Delighted that you discovered the greatest determine on our web site! Recently this definition was actually observed 66 times.