A Soldier in the Army that has a car equal to or greater than x3 his or her salary and resides in the Barracks(on base housing).
Private Gonzalez: Hey, wanna go to McDonald’s for lunch?

Private Snuffy: Nah man, I’m broke until the 15th.

Private Gonzalez: Dude, you need to sell that Nissan GTR. You’re becoming a Barracks Baller.
by MO5KI October 18, 2018
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