Mongolian swamp rat 

A mystical creature that feeds off of maggots in the Mongolian swamps. Commenly referred to Asians who eat things off the ground.

"Oi Damon quit eating shit off the ground you dumb Mongolian swamp rat."

Mongolian swamp rat by Ryan_gow69pussyflaps March 24, 2016

hung like a rat 

Often when men suffer from having a small penis they compare their length to an animal with a smaller penis.

The girls make fun of Mr. Nader's penis. "He is not hung like a horse he is hung like a rat!"

hung like a rat by Pain N D ass May 13, 2016

East end rat 

East end rat is the lowest of life forms. Typically works from Kansas City to Jefferson City Missouri for the Union Pacific Railroad. Usually back stabs and dings him or herself into better work or onto deadheads from work trains. Mostly work extra boards but also prevalent in pool turns.

"Damn did you hear what Thad did! How you going to screw your brothers like that! What a East End Rat!"

East end rat by NTA29 July 6, 2016

Naked Sewer Rat Tunnel Racing

When a person of the male gender enters a sewer and proceeds to run through the sewer naked.

Last night Sam went Naked Sewer Rat Tunnel Racing.

Naked Sewer Rat Tunnel Racing by Sean lol May 17, 2018

Disgusting Sewer Rat 

A disgusting sewer rat is a person that hasn't had a shower in at least a month, munches on pizza and nothing else, is shorter than 2ft and is worthless to this planet and out of 7 billion people on earth not one of them like you.

You're a fucking disgusting sewer rat, have a shower cunt!

Disgusting Sewer Rat by asdfhjkl;lkjhgfds July 23, 2018

OH SHIT ITS A RAT!!! 

Something that you say to your friends because you need something to do with your life. Also because there is a rat in your house.

Friend: He~
Me: OH SHIT ITS A RAT!!!

OH SHIT ITS A RAT!!! by buhbuhoe November 19, 2019

EwBoiEJ/Cowboi Rat 

EwBoiEJ/Cowboi Rat is the most friendliest girl to be friends with, shes a crackhead half of the time too! Shes also very caring with her friends.

ImJustArlo14: OMFG Ily, EwBoiEJ!

EwBoiEJ/Cowboi Rat: Ily, sis.

EwBoiEJ/Cowboi Rat by TacoDuck1121 October 25, 2020