The nick-name of The Daily Show's John Stewart.
by MistahTom June 17, 2006
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