When you ejaculate in her throat and shake her head
She told me I gave her a cumcussion last night during foreplay
by Jammerhead May 3, 2022
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When you cum so many times in someone's face, they pass out.
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."
by Eldahat July 25, 2014
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when someone cums on your head and then you get a concussion
person 1 - "i heard Katie got a cumcussion"
person 2 - "i'm not surprised, she was hanging out with Ryan last night"
by iswallow1234 October 10, 2021
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