A guppy is someone who is the most retarded person in a group and Gupping is more usually used with the word out (gupping out) and that mean ur seizing
by Not Nerman December 2, 2022
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When you fart underwater and then eat the bubble
"I'll pay you $10 to do a hungry guppy"
by ishootyourFACE January 29, 2014
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Where you cum in her mouth and she closes her mouth and swells up her cheeks, shaking her head side to side before gulping, therefore guppy gulping.
Dude: This chick last night was guppy gulping me

Other dude: man, she must be pretty freaky
by Mr.Potatohat September 20, 2021
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Yooooo DAYUM she got dat phat ass slap guppy!!! Yurr
by Metalape666 August 13, 2019
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A cheese that is being a nerd online.
This nerd “Go Samuel” is a fat onion Buppy Guppy!
by lEvxnn December 30, 2017
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Someone who doesn’t help their friend when they are jumped. Then lies about jumping in
Yer mans a big guppy. He did nothing in the scrap
by Guppymuncher5000 June 20, 2021
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