by Somerandomitiot March 16, 2018
A specific strategy for gaining mass in which one lifts weights regularly and consumes any and all types of food, specifically junk food.
Dude, did you just eat that entire cake?! I thought you were trying to get in shape?
It's OK bro, I'm doing a dirty bulk. Don't hate.
It's OK bro, I'm doing a dirty bulk. Don't hate.
by Gainz4Life April 30, 2016
Eating a medium dominoes pizza on a Sunday night to increase your weight for the rest of the week to lift more and gain more muscle mass
Garrett- Hey billy why the fuck did you eat a whole pizza by yourself?
Billy- I’m dirty bulking for the week bruh, you should try it sometime fat ass.
Billy- I’m dirty bulking for the week bruh, you should try it sometime fat ass.
by Derogatory term April 09, 2019