gas-sipper
n.— «“They’re paying $50 to fill up their cars, and they see me pay my $3,” said the Frankenmuth man who recently bought a 50cc Bronc scooter. And gas mileage that can reach up to 100 miles per gallon is exactly what has local dealerships selling the road-ready bikes as fast as they can get them in. It isn’t happening just in mid-Michigan, either. Nationwide, sales of what some affectionately call “gas-sippers” have jumped 24 percent in the first quarter of 2008.» —“A gallon of gasoline goes a long way when you climb aboard a scooter” by Sue White Saginaw News (Michigan) June 28, 2008. (source: Double-Tongued Dictionary)