gym rat

== English == === Alternative forms === gym-rat, gymrat === Etymology === US origin, late 1970s. === Pronunciation === === Noun === gym rat (plural gym rats) (colloquial) A person who spends an unusually large amount of time at a gym. Synonym: gym bunny ==== Translations ==== === See also === musclehead === Further reading === “gym rat n.”, in Green’s Dictionary of Slang, Jonathon Green, 2016–present.