It's after you come inside your significant other (any way is acceptable), and then soon after punch them in the back of the head, rendering them unconscious.
"Hey Chris, did you hear that Reid cumcussed Catherine and is now serving 3-8 for domestic violence!"
"I suffered a cumcussion last night and I don't remember who I fucked"
"I suffered a cumcussion last night and I don't remember who I fucked"
by TheMistreatedBallsack69 January 2, 2017
Get the Cumcussion mug.1.When you ejaculate so hard you get a concussion
2.When you ejaculate so hard you slam your head against a wall during your climax.
2.When you ejaculate so hard you slam your head against a wall during your climax.
by JimDal December 12, 2016
Get the Cumcussion mug.by sasha grey January 4, 2013
Get the cumcussion mug.Green: "Hey, do you know why Kat is in the hospital?"
Miso: "Yeah, I came so many times on her face, she got a cumcussion."
Green: "Sweet man, I'll have to try that out some time."
Miso: "Yeah, I came so many times on her face, she got a cumcussion."
Green: "Sweet man, I'll have to try that out some time."
by Eldahat July 24, 2014
Get the Cumcussion mug.by Andotgsw August 2, 2023
Get the Cumcussion mug.by Andotgsw August 2, 2023
Get the Cumcussion mug.by cabbagesz September 8, 2023
Get the Cumcussion mug.