quarter pounder
n.— «The first Pennsylvania State Championship for the remote-controlled Quarter Scale Auto Club was held at Naugle Speedway in Hopewell Township last weekend.…They’re affectionately called, “Quarter Pounders” by those who race them.» —“Racing Report—Driving from afar” by Dell Oakes Beaver County Times Allegheny Times (Beaver, Pa.) Sept. 1, 2005. (source: Double-Tongued Dictionary)