Skip to main content
Dictionary
Dictionary
Store
Blog
World
Help
Advertise
Chat
System Status
Do Not Sell My Personal Information
Information Collection Notice
reCAPTCHA Privacy
Terms of Service
reCAPTCHA Terms
Privacy Policy
Accessibility
Report a Bug
Data Request
DMCA
© 1999–2026 Urban Dictionary ®
Words of the Day
Browse
Add a Definition
User Settings
Definitions by ChimoStine
MLFU
Share definition
Flag
Major
League
Fuck Up
"
johnny
just got caught
choking
his
chicken
in the restroom"
"gee whiz that kids a MLFU"
MLFU
by
ChimoStine
May 2, 2010