gym rat - someone who spends all leisure time playing sports or working out in a gymnasium or health spaaddict, freak, junkie, junky, nut - 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"
gym rat
noun
Words related to gym rat
noun someone who spends all leisure time playing sports or working out in a gymnasium or health spa