To be interrupted in the moment of intercourse. This interruption ruins the moment. Similar to the cock block, but during sex.
Guy 1 - "Dude, not only did her friend unsuccessfully try to cock block me all night, when I finally put it in her I got a phone call from my mom."
Guy 2 - "Man, your mom hump trumped you!"
Guy 2 - "Man, your mom hump trumped you!"
by conbonjovi December 09, 2009
by TwilightNight01 September 10, 2016