guy 1: who's that

guy 2: it's ksi

guy 1: wow he's a fat neek
by YeetusFoetus October 14, 2020
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Cheeto haired fat nigga that gets hyped when he receives compliments about his new album dissimulation but all the people want to hear is offset, trippie redd and Lil baby. He also has a gay brother.
Guy 1: "Hey who's your favourite rapper?"
Guy 2: "KSIII"
Guy 1: *Proceeds to load Glock-9"
by RIKIIIIIII June 12, 2020
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Ksi means
Kiss
Simon
Immediately
Person 1: what does Ksi stand for?
Person 2: Kiss Simon Immediately
by Ksi_official April 14, 2021
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JJ Olatinji is superior to KSI
by JJolatunji June 30, 2021
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A term used for a man who is NOT 6 feet tall, consistently uses his monthly listener count on Spotify to win arguments and gets bullied by their subreddit.
Person1: Oh hey is that KSI, and isn’t he a worse singer than Jake Paul

Person2 : How can anybody be a worse singer than Jake all he does is talk shit all day, get other people to write his song and spread COVID at parties.
by 7omm0 August 10, 2020
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Ksi is a British youtuber who got famous for playing fifa in his moms basement and the got famous for dressing as a teletuby and played a song called “get hyper” after that he became a professional music artist and professional boxer now he reacts to his subReddit and covers his forhead with a bandanna.
did you see ksi new one question go on YouTube it was “funny”
by Poopoopepe6969 July 23, 2020
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