A person who exercises at a gym.

Alternative spelling of gym-rat

plural of gym-rat

running shoe, trainer. / Canvas shoe with a pliable rubber sole, used especially by children.

(slang) To visit a gym in order to exercise.

plural of gym bro

(slang) A man who spends much of his free time working out at a gym.

A girl who dresses revealingly and frequents the gym.

(climbing) An artificial climbing wall. / (climbing) A building used for climbing, which includes such artificial climbing walls.

plural of gym bag