rat bat 

The abbreviation for 'rat bastard', similar in context to mofo, or mother fucker. The s in bastard was originally included in the term, making 'rat bast', but the letter quickly quiesced because of the rhyme scheme rat bat offered. The phrase has a tendency to be overused by the uneducated.

(adj) mother fuck'n, fuck'n, mug'n
being dirty, scheming, or treacherous, trifle'n, cantankerous

(n) rat bastard, mother fucker, fucker, mug
of being no good, a scoundrel or shithead

What the hell is a rat bat?" "You ya stupid rat bat.

rat bat by Rat-BatMan November 25, 2010

bat rat 

someone who masturbates an awful lot.

Tom; where is Jim
Paddy; gone for another wank
Tom; he sure is a bat rat that is like his sixth today.

bat rat by Dellow June 30, 2005

Bat rat 

Cutesie name to call ur bestfriend

Hi best bat rat how’s it going

Bat rat by Bug lover September 12, 2021

Rat Battle 

Involves multiple rats fighting usually in a free for all. On special occasions team ups are even possible. Usually gambling is present at such events.

Have you ever been to a Rat Battle? Their fucking Exhilarating!

Rat Battle by twhitiswrong April 5, 2012

Rat Battler 

A Scruffy Woman, A woman who is willing to take on a rat. (Montana Slang)

I bet she is quite the rat battler!

Rat Battler by Squirt24 February 15, 2021

Northeast Kansan Rat Bath 

Another name for hot cocoa made with water instead of milk

"Hey bro you want a Northeast Kansan Rat Bath before you go? It's kinda chilly out, and I could sure go for one myself"

"No Brian fuck off"

Northeast Kansan Rat Bath by Keechy Guy December 26, 2018

bath rat 

Someone with nappy ass hair we're they look like a rat that took the hair from the drain and wore it as a wig

Dang Ariel's really looking like a bath rat today

bath rat by Ash_why January 9, 2020