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
Get the KSImug. 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
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
Tobi: Ah ah, my nigerian brother ksi!
____________
Harry: KSI is a fatneek
by The Aquarium Lad December 14, 2020
Get the KSImug. 
by Ksi_official April 14, 2021
Get the KSImug. 
by i sneezed 3 times November 29, 2019
Get the ksimug.