KSI

A fatneek who claims to be bulking and doesn't have the fucking ability to grow a beard his redeeming quality is his mid music and him being together with Simon "Mini" Minter. He has Knowledge in his name but the neek can't even recognize his own song. He's legally a lord so ALL HAIL LORD FATNEEK.

Look it's the rich Fatneek from youtube KSI aka THE BULK

by Stop Bearus Hate July 02, 2021

KSI

Olajide Olayinka Williams "JJ" Olatunji, better known as KSI, is an English YouTuber, internet personality, rapper, actor, and boxer. He is also a member and co-founder of the British YouTube group known as the Sidemen. In 2009, KSI registered his YouTube account under the name KSIOlajideBT

KSI bet Logan Paul!

by NeverGonnaGiveYouUp December 26, 2020

KSI

Has dropped a solo album and is going to go baldski

Me: Have you listened to KSI's album yet.
My friend: Yeah, i cant wait for him to go baldski LMAO

by Jandol May 26, 2020

Ksi

A man who is deeply in love with miniminter

Ksimon is real

by Ksi/reddit August 24, 2021

KSI

a fat neek

guy 1: who's that

guy 2: it's ksi

guy 1: wow he's a fat neek

by YeetusFoetus October 14, 2020

KSI

A person who lives a very rich and upper class life since he was born. But pretends to be a roadman using slang that he knows nothing of

“Oi wagwan fam” “kill yourself KSI you fat prick”

by Taika June 04, 2022

KSI

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