Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun gym_rat

1 sense of gym rat

Sense 1
gym rat -- (someone who spends all leisure time playing sports or working out in a gymnasium or health spa)
       => addict, nut, freak, junkie, junky -- (someone who is so ardently devoted to something that it resembles an addiction; "a golf addict"; "a car nut"; "a bodybuilding freak"; "a news junkie")