rat

A large block Chevrolet V8 engine.

Compare with mouse.

Benny runs a 460 rat motor in his old Camero.

by Bumkicker Slade May 10, 2005

RAT

Remote Access Trojan.
It's worse then a virus, trojan, and worm. It's called the Black Orifice created by the Cult of the Dead Cow. You can find out if you have this by searching for ".RAT" using advanced search options on your computer. If you have it, your screwed because now you don't have your computer...your borrowing it.

Say hi to the hacker that's watching you that gave you the RAT.

by Bobby De Niro August 5, 2004

Rat

A contractor that does not pay its workers standard wages or provide them with standard family health care and retirement benefits.

ABC Construction, the electrical contractor on the Lexington Avenue construction project, is a RAT.

by IBW Shop Steward April 6, 2010

rat

calling someone a rat is a compliment

human #1: hey you’re a rat
human #2: that’s so sweet omg

by kinkybroski July 15, 2019

Rat

A tampon, especially a used, bloody one.

The trash can in the bathroom is full of my sister’s dried rats.

by Goofnut May 3, 2021

Rat

Fifty Cent And the rest of G-unit

Also another word to say snitch

50 cent And Lloyd banks both rat out other people.

by noTrick April 15, 2006

rat

Used in the northern parts of England, can mean either penis or vagina depending on the sex/sexuality of the person saying it.

Bekah: "Oi, you, GET YER RAT OUT!"
Guy: "Why don't you get YOUR rat out?!" ;)

by johnjohnjohnny! January 18, 2009