When your girl is giving you head and right before you bust she yells "FINISH HIM!" and you blast in her mouth. She flies back and plays dead on the floor while you FINISH on her chest, face, etc...
by Brasher357 December 16, 2015

by Midly entertaining February 7, 2019

when you slam a girl in bed so hard that she has her period the next day like chuck norris beat up her pussy. while your smoking weed at the same time.
John:dude i played mortal combat with my girl that she couldnt walk the next day! and same as ur mom...
by SARAHCALMYOURTITS August 21, 2011

The sex act in which the woman, while giving her male partner a blow job, shouts "Finish Him," then clamps down on his penis, only releasing after her partner cries.
I decided to show him who was boss, so I performed a little Mortal Combat Felati-ality... the game is cool, but seeing him cry like a little girl was even cooler.
by angelicacharisma October 16, 2012

A backronym for MCU (Marvel Cinematic Universe), humorously referring to the overwhelming amount of violence in Marvel's latest movie "Deadpool" compared to pre-existing MCU releases.
With all the violence and crude humor in 'Deadpool', I joked that we’ve entered the Mortal Combat Universe—who knew Marvel could get this wild?
by Emotional Cruiser September 22, 2025
