Top definition
MTBEsex
Methyl Tertiary Butyl Ether. An oxidizer that was put into gasoline in California a few years back that would bump up the gasoline's efficiency. Later replaced with ethanol because it allegedly contaminated underground wells.
MTBE is bad for the environment.
by Mistahtom January 14, 2006
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug