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
When one changes lanes on a freeway or highway without hitting any of the reflecting bumps in the middle of the road. A merge-swish can also be applied when passing someone on a two lane road, provided you do not hit any of the reflective bumps in the middle of said road...or the oncoming traffic.
Text fits
Save
Cancel