A trashy member of a college fraternity who has no boundaries nor regard for people, property, morals, or rules
by OldDogg March 02, 2019
A girl that spends exorbiant amounts of time at a frat house, usually with the intent to slut it up with one or more of the fraternity brothers.
A girl that fucks a different frat guy every week.
A girl that fucks a different frat guy every week.
1. Michelle S. at Illinois State University
2. Frat guy 1: "Man that chick is over here doing a different brother every week!"
Frat guy 2: "Yeah dude. She's a frat rat."
2. Frat guy 1: "Man that chick is over here doing a different brother every week!"
Frat guy 2: "Yeah dude. She's a frat rat."
by Dave December 13, 2004
A licentious girl who tends to spend copious amounts of time at a fraternity looking for ”frat guys” to pound her in ways that are illegal in most conservative states.
1. Kristen M. at Purdue University
2. Frat Meathead 1: Yo Brah, that Sarah has been shaking around here brah.
Frat Meathead 2: Yeah man, that girls a frat rat … brah.
2. Frat Meathead 1: Yo Brah, that Sarah has been shaking around here brah.
Frat Meathead 2: Yeah man, that girls a frat rat … brah.
by flouster April 23, 2009
by Chicknfingrz May 15, 2016
"Hey Frat Rat, can i be next?"
"what the hell are you talking about?"
"I've heard you've slept with every guy in this Frat."
"what the hell are you talking about?"
"I've heard you've slept with every guy in this Frat."
by Annie-mouse November 10, 2012
by Charli Fayeson and Jim Thomson March 02, 2009
a girl who spends so much time at a particular frat that she is practically a member. a girl of bro status who has been accepted by the brothers of a fraternity as one of their own.
by #miamifratrat March 30, 2011