bulks up
Packs on mass
To bulk up is to gain mass, especially muscle through exercise and diet: He's been bulking up for football season.
The phrase can describe any increase in size or volume: The company bulked up its workforce before the holidays.
Sometimes used of padding or filling out: She bulked up the essay with unnecessary quotations.
- weightliftingSport of hoisting barbells
- weight roomSpace for strength training
- resistance trainingExercise against opposing force
- protein synthesisAssembling amino acid chains
- protein shakesNutritional muscle-building beverages
mass gainer · anabolic steroids · gains · swole · scaling · aggregation · strength conditioning · amplification · gym · bodybuilder · pumping iron · layering · powerlifting · heavy lifting · resource allocation