Reference to a female slut that truly has no redeeming qualities other than when she's fat on her back getting smashed.
Hey braaaah are you dating the new cashier?
Are you kidding me? That chick is Better Off Flat. I'm just smashin' it brooohhhh!
Are you kidding me? That chick is Better Off Flat. I'm just smashin' it brooohhhh!
by Eaton Holgoode December 27, 2015
Get the Better Off Flatmug.