bulk up

To boost in size or strength. Most of the wrestlers are bulking up for the weigh-in on Thursday. That country seems to be bulking up their military presence in the region.

bulk up

or bulk out

1. To increase in size or weight: The weightlifters are exercising in order to bulk out.

2. To cause someone or something to increase in size, weight, or degree: I hope all the food I'm eating doesn't bulk me out too much. All of the new employees have bulked out the company's payroll.

词组	bulk up
释义	bulk up bulk up To boost in size or strength. Most of the wrestlers are bulking up for the weigh-in on Thursday. That country seems to be bulking up their military presence in the region. See also: bulk, up Farlex Dictionary of Idioms. bulk up or bulk out v. 1. To increase in size or weight: The weightlifters are exercising in order to bulk out. 2. To cause someone or something to increase in size, weight, or degree: I hope all the food I'm eating doesn't bulk me out too much. All of the new employees have bulked out the company's payroll. See also: bulk, up The American Heritage® Dictionary of Phrasal Verbs. See also: weigh up tag team weigh in at (something) be at full strength be at/below full strength go from strength to strength weigh anchor at full strength awkwardness by main strength and awkwardness
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