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
A highly contagious STD that doesn't necessarily do anything. Once contracted the victim has a highly increased chance of getting dangerous STDs. The Knapp is contracted through any form of penis to vagina contact with any other victim. Side effects of The Knapp are lowered self esteem, occasional mocking, and a significantly reduced chance of ever getting laid again.
Text fits
Save
Cancel