rat water 

Water drips off the sides of buildings. This water may consist of dust or dirt particles as well as rat or pigeon shit. If you are splattered with rat water, you must immediately wipe it off with water or soap, if this water remains on you for an extended period of time, seek medical attention immediately.

me "bro i just got hit by rat water"

him "don't fucking walk under the edge then you dumbass"
him *gets splat with rat water*

him and I *both panics*

rat water by xi444 February 2, 2023

rat water 

A term used when describing pool water that has been contaminated with the germs of a dead rat.

Person #1: What's that in your pool?
Person #2: I think it's a dead rat!
Person #1: Oh shit man now you have rat water!

rat water by AlamanceAnarchy April 8, 2010

water rat 

often mistaken for a puddle of water, water rats are aquatic mammals which can be found in the ocean, sewers and school changerooms.
They are extremely violent so if you see one, experts recommend to run away like a girl.

dude 1: theres water right behind you
dude 2: WHAT?? *runs away like a girl*
dude 1: wtf
dude 2: soz i thought u said WATER RAT

water rat by krazy klaus September 23, 2007

water rat 

Derogatory Australian slang for a ship's prostitute. A female who hangs around the commercial waterfront selling sexual favours to sailors, usually ship's crews from cargo vessels.

Susie is a water rat. She has been locked up by the vice squad at least six times.

water rat by House Martin February 18, 2013

water rat 

a ruffian who who can be seen around the waterfront

If you hang around with that water rat too much and you'll wind up in jail with him.

water rat by The Return of Light Joker September 1, 2011