Used to show a favorable attitude or agreement. Can also be used in the same way as "straight" or "its cool".
Person 1:Joe's mom is out of town this weekend so party at his house.
Person 2: Setttttttttttttt!
Person 1: She thinks your flaw
Person 2: Set. I don't give a fuck
Person 2: Setttttttttttttt!
Person 1: She thinks your flaw
Person 2: Set. I don't give a fuck
by Cjwray910 January 24, 2011
by cjwray910 August 17, 2009