Meanings
plural gravity racers
- Synonym of soapbox car.
Synonyms: soapbox car
Synonyms & antonyms
nounSynonym of soapbox car.
Origin
So called because it has no motor and is raced down a slope, relying on gravity.
Full word history & related roots →Cite this entry
gravity racer. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/gravity%20racer
“gravity racer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/gravity%20racer. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “gravity racer,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/gravity%20racer.
Source: gravity racer on Wiktionary, CC BY-SA 4.0.