# gravity racer

> English word · Noun

## Definitions
1. Synonym of soapbox car.

## Etymology
So called because it has no motor and is raced down a slope, relying on gravity.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/gravity-racer