A term used to describe someone who's prone to vomiting and Or having major anxiety by a psychotic female.
Also can be used as a post apocalyptic name after radiation therapy.
"bro did you see that guy at the party? My dude drank 6 shots and he went runny guts."
"me and my gf got into a blue, she went crazy and made me runny guts"
"hey look it's runny guts? How's radiation city"