Ksis

A special kind of kiss, created by two special faces at Keele University in the Spring of 2009

She gave him ksises because it was far better than giving him kisses, obv.

by Keele Beb April 16, 2009

KSI

Kiss Simon Immediately

KSI stands for Kno-
Kiss Simon immediately

by Don't Subscribe April 19, 2021

ksi

a fatneek with a big forehead who beat the shit out of logan paul and gets bullied by his fans on reddit

person1:who is ksi
person2:he beat the shit out of logan paul

by ttvxnoxalx October 21, 2020

KSI

A youtuber that uses the phrases:
Bamgin
Aknihow
Gangshit

Person 1-do u know KSI

Person 2-yes the weird guy that can't grow a beard properly

by SamTheMan368 January 30, 2020

KSI

The only Nigerian YouTuber with two dimond play buttons does Reddit videos has multiple personalities and uses the terms: fuck sake, ting, raaa, guys I’m 6 ft what do you mean, allow it fam, fucking cunts.

What is that fatneek of a mans YouTube name? Oh yea it’s KSI

by KSI_is_dad October 7, 2020

KSI

A person with a big forehead

WOW! That KSI over there has one big forehead, bigger than Mount Everest

by FIFA 20> Madden NFL 2005 June 25, 2020

KSI

KSI is the youtuber that did the world a favor and beat Logan Paul silly.

KSI wears a bandana 24/7 in his videos

by **TINGTING** August 27, 2018