Vagrant or Bum. Homeless beggar who usually smells like shit.
"Theres a shit rat in your dumpster"
by Hugh_Jorgan October 6, 2006
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Anyone who partakes in breaking the law. Someone who wouldn’t want to be friends with because they are unsavoury characters.
Look at that shit-rats shirt, it says Cocaine and Caviar!

Yeah, but his face says Fishsticks and fentanyl!
by Lincoln Drake March 22, 2019
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girl who has tendencies of a dirt squirrel but not the looks
Yo shit rat, quit actin like your feet hate each other
by SWOSUDAWG September 8, 2010
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an little kid that brakes dirt jump and puts boards in the gap
"get the fuck out of here you shit rat and don't come back
by Jeremy Walker the best June 11, 2011
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A person who comes across as a nice guy, but is really a two-faced asshole.
Q: Is it nerve-wracking for you to do something like this? Or is it more nervous for you to box?

A: It's more nerve-wracking to be here talking to a rat piece of shit like you.

Phrase coined by former heavyweight champion Mike Tyson, in a Toronto television interview on Sept.10/14
by ironmike January 15, 2015
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Someone who is very superficial and only cares about vanity.
Yo that guy is only interested in peng 9/10s, when he’s nowhere near that. What a rat piece of shit.
by RatPieceofShite October 9, 2021
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Stray cats that roam the pærk and pee on the bake sale food. Have sex in public and reproduce more shit rats.
Corey, Trevor go round up all the shit rats.
by Nicole & Lauren July 1, 2022
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