Fwssh Share definition Flag The sound of official Chinese Ejaculations. (As seen on The Hangover) Leslie Chow: See ya later, Gay Boyz! MMMMM FWSSH!!! Fwssh by Joystick911 January 15, 2010 0 0 Get merch Get the Fwssh mug. Buy Now — $32.95 See more merch