Skip to main content
0
Search products
Search
Mugs
Tees
Hoodies
Search products
Search
Chat
Share
Free Shipping
Menu
Mugs
Tees
Hoodies
Back to urbandictionary.com
Pro Customization
Create unique products with your own words and definitions
Preview
Personalize Your Design
Your Word
Your Definition
it is [appropriate] to call someone a mong biff when they have done something utterly stupid and/or idiotic. it can involve more than one person, the person who notices the act of specialness will say "Mong" and it is open for anyone else to add "Biff" bringing more [humiliation] to the person who experience the [special moment]
Text fits
Save
Cancel
🤖
Shopping Assistant
Online
Hey! 👋 I'm your shopping assistant. What are you looking for?
Ask about products
AI-generated responses. Verify claims.