Skip to main content
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Information Collection Notice
Trademark Concerns
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
Contact Us
Security
DMCA
© 1999–2026 Urban Dictionary ®
Mugs
Tees
Hoodies
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
JJ is probably the most unstoppable YouTube boxer. He is aka the sidemen, KSI Olajide Olayinka Williams Olatunji or KSIOlijideptHD V2. He is also a rapper in the UK and has fought Logan Paul, a trash YouTuber who has a brother called Jake Paul who is a nonce, and beat the shit out of him but in 2018, they had a draw. KSI stands for Knowledge Strength Integrity and has a brother called Deji Olatunji aka Deji. Find out more in Wikipedia
Text fits
Save
Cancel