San Francisco semen surprise Share definition Flag To jerk off, off the side of the golden gate bridge. Extra points if you hit Alcatraz. Thala: where the hell were you? Michael: giving big red the San Francisco semen surprise!!!! San Francisco semen surprise by righteousconsumption October 20, 2014 0 0 Get merch Get the San Francisco semen surprise mug. Buy Now — $32.95 See more merch