A dumbass who thinks it's okay to do drugs, get STDs, and shoot (literally or metaphorically) other people in the face. He doesn't nesscessarily have to be in a fraternity, he just has to show stereotypical frat boy douche bag qualities.
by A-person_yay June 21, 2014

A girl who goes around to every frat house not only sucking but swallowing the semen from every male in site. This girl doesn’t even need her kitty played with to have fun as she enjoys viciously sucking the soul out of every person with a penile.
“Hey John did you see that girl kaitlyn sucked off 66 guys this semester?”
John: “Yeah man isn’t she a frat rat?”
John: “Yeah man isn’t she a frat rat?”
by Penis shucker October 11, 2023

New Balance 574 classics, easily the most fraternal pair of shoes a newly initiated brother could buy
by TileFloor December 22, 2020

by Chickpea12 September 18, 2023

your fuck buddy
by kisskissbb April 28, 2022

the action of resting a hat on your head to the point where it almost covers your eyes.
can be tilted backwards or forwards
can be tilted backwards or forwards
Trey : yoooo your frat tilt is insane
Jacob : thanks bro spent 15 mins in the mirror perfecting the tilt
Jacob : thanks bro spent 15 mins in the mirror perfecting the tilt
by Tiltmaster505 September 9, 2023

A company founded by Nicholas Opet and Dominic Petrillo that sh*t the bed before it got started. The basis of the company was the "send it" mentality alike with barstool; an instagram account was made to raise awareness for the brand that was run by their social media manager James (Michael) Messineo. No profit was made in any attempts to sell clothing apparel.
by tysonscott August 16, 2019
