gym rat (noun)

1. In the science fiction novel, the main character is portrayed as a gym rat who trains rigorously to prepare for an intergalactic competition.

2. In some religious communities, individuals may be seen as gym rats if they spend an excessive amount of time exercising and neglecting their spiritual duties.

3. In the realm of fantasy literature, there exists a mythical creature known as the gym rat who possesses supernatural strength and agility.

4. The superhero comic book series features a character called 'The Gym Rat' who fights crime during the day and trains at the gym during the night.