Bulking Up

The act of which someone of Bulky nature becomes enraged.

Watch it man, he's Bulking Up

by Petorius March 06, 2005

Bulk Up

A male definition. Adding muscle mass or weight by going to the gym frequently and eating a high-protein diet.

Q: Dude, why are you eating so much meat?
A: I'm trying to bulk up.

by Stud April 11, 2005

bulking up

The art of eating a lot of food to gain muscle mass. This art form is commonly used by people who are overweight or obese as an excuse to eat a lot because they recently bought a gym membership.

"Dude isn't that your like 8th burrito? Your going to get fat."

"No dude it's alright, I'm bulking up. I'm going to need it later for when i work out"

by Kaistianity February 17, 2012

bulk up

vomit - British army slang

After eating the concealed pizza, I grabbed the bog and proceeded to bulk up

by Raeburn June 12, 2006