What’s A Square Dozen? A gross (unit) refers to a group of 144 items which can also be called a square dozen. Square Dozen = Gross My name is Adam Gross A. Gross A Square Dozen About the Author My name is Adam Gross. I’m a husband, father of 3 kids and Christ follower. I have a Bachelor’s degree in Computer Information Systems from Louisiana Tech University and have been working in various areas of desktop client management since 1998.