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
introducing small percentages of nitromethane into the fuel tank of a methanol burning race engine to increase its power output. this practice is against the rules of most sanctioning organizations in most racing classes. the exception being top fuel drag racing. in top fuel and top fuel funnycar nitromethane is used in very high percentages with only small amounts of methanol. nitromethane (ch3no2) mixes well with methanol but will not mix with gasoline unless a small percentage of acetone is added to the mix.
Text fits
Save
Cancel