KSI

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

KSI

Fatneek

KSI is a fatneek.

by nuk3d July 15, 2021

KSI

A youtuber who has convinced himself he is a good music artist and boxer.

"Want to listen to the new ksi song"

"Sure let me just load my gun"

by Jakie rolling August 18, 2025

Ksi

Black Nigerian Men

I am a KSI but i live in South America

by Trent Alexander Arnold September 29, 2021

KSI

Fat forheaded man with dreadlocks

KSI Is the biggest fatneek ever

by Rhino Llama July 23, 2021

KSI

a fat neek

“KSI’s a fat neek”

by thatdictionaryhoe August 13, 2021

KSI

An african youtuber/boxer/rapper orginated from England, Watford. But claims himself as a nigerian.
K="knowledge"
S="strength"
I= Intergrity
Famous quotes
Allow it fam, gangshit, for fuck sake man, you guys are pricks, shut up, kilode, akneehow, etc
Other Names:
Follabi, Babatunde, Sir Theodore the 3rd, fatneek

KSI: Ah ah, kilode, its nice to see you ah!
Tobi: Ah ah, my nigerian brother ksi!
____________
Harry: KSI is a fatneek

by The Aquarium Lad December 14, 2020