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
Tronning is the act of walking beside someone then suddenly moving in front of them and stopping. This word also applies to walking in front of someone and slowing down, or any related situations between vehicles. This is a reference to the video game/movie Tron in which light bikes aim to cut in front of each other to destroy one another.
Text fits
Save
Cancel