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1 definition by Bully

 
1.
The practice of saving fuel with such methods as coasting, under-revving before changing gears and using the slipstream of other cars on the motorway. Usually done when the fuel gauge is on or below the 'Empty' point.
Ben: Oh shit man you've got no gas!
A.B.: I know man I'm gonna have to do some ecodriving to get to the service station.
by Bully January 13, 2007