An individual who intentionally pisses others off, usually to their face. Similar to a Snot Nosed Punk except they typically follow the rules. Is also a popular form of Dad lingo.
Katelyn: Hunter keeps scaring me every time I walk around that corner!
Erin: He did that to me too! He's such a Rat Bastard!!
Erin: He did that to me too! He's such a Rat Bastard!!
by dan_gleewang January 16, 2021
by mr dixie April 25, 2022
that jenna is the biggest rat mongga
by oliver cash April 08, 2005
by Davae06 November 06, 2021
noun: A specific act so vile that could only be committed by a rat bastard. Also, the art and science of being a rat bastard.
Cheating at cards and then lying about it when caught is an egregious act of rat bastardry.
Bruce is such and ass. He must be studying for his degree in rat bastradry.
Bruce is such and ass. He must be studying for his degree in rat bastradry.
by Queenie II March 12, 2007
by Brett the great NCG January 03, 2017
by Lollypoodle June 17, 2011