Water Horse 

A piece of shit so long and majestic that it resembles a horse's cock.

Jhagter's Water Horse was almost able to flush itself -- 'twas a beast so mighty, it deserved a saddle

Water Horse by ncolberg August 6, 2009

water horse 

the most dank chronic you can get anywhere that is extremely expensive and very rare

"mad that water horse made me trip for 10 hours!"

water horse by the blunt king October 16, 2008

Water Horse Mom 

Straight-up B-Word. Really unfriendly woman. Derived from the mom from the movie, "The Water Horse".

Jamie: So, is Kayla's aunt going to let us go over there for Spring Break?

Rachel: I don't know, but we probably won't. She's such a Water Horse Mom!

Water Horse Mom by Harry W. February 5, 2009

water the horse

to urinate

Trevor was very keen to take Tracy, but couldn't perform 'cos he badly needed to water the horse

water the horse by theWestHamfan November 3, 2003

you can lead a horse to water, but you can't make it drink 

Something that you say which means you can give someone the opportunity to do something, but you cannot force them to do it if they do not want to.

I made all the arrangements, bought the ticket, and even took him to the airport, but he just wouldn't get on the plane. Well, you can lead a horse to water, but you can't make it drink.

you can lead a horse to water, but you can't make it drink by brucelennon August 21, 2016

You can't take a horse to water

An old Canadian expression meaning you can't physically take someone and force them to do what they absolutely don't want to do.

Putin needs to learn what you can't take a horse to water means. The Ukrainians won't just roll over and give him their country.

You can't take a horse to water by Uncle Dimma March 12, 2022

Leading a Horse to water in Soviet Russia 

An alternative to the saying, “you can lead a horse to water, but you can’t get him to drink”.

Since Chernobyl is a highly radioactive area...death is certain if you remain there for too long.
-Leading a Horse to water in Soviet Russia- Example Below for better use and help to understand old proverb...

American: “here we say you can lead a horse to water, but you can’t get him to drink”
Russian: “in Soviet Russia they used to say something like that too! Except it went... you can lead a horse to water, but you can also lead your horse to Chernobyl! And then you’re both fucked!”
American: “cold world huh”
Russian: “nope just Siberian Winter”
-Leading a Horse to Water in Soviet Russia-

Leading a Horse to water in Soviet Russia by Smoke and Fork Banger’s Club November 7, 2018