Snowball in hell 

Snowball in Hell is not only a very fine song by They Might be Giants, it is also a phrase, although a very seldomly used one, that basically means no chance. Since the TMBG song was released, it's become more commonly used in work situations. (See example 2)

Damn. I've got as much chance to pass this test as a snowball in hell.

I know this new "Consultant" asshole is gonna get me laid off.... I feel like a snowball in hell.

Snowball in hell by Catboy May 18, 2006

Snowball in hell 

No chance: Similar in meaning to Fart in a Gale

That goalie has a snowball in hells chance of saving that penalty.

Snowball in hell by Blue Cawdrey November 19, 2004

snowball's chance in hell

Impossible, no chance, unlikely. Slim to none probability.

"Dude, you have a snowball's chance in hell to go out with that chick."

snowball's chance in hell by jukeboxshowdown May 13, 2005

Snowball's Chance In Hell

Where a guy tells his woman that she can give him a snowball kiss after he cums in her mouth, but instead he covers her mouth and punches her in the stomach to make her swallow, and then runs away.

Jenny is so mad, she wanted to snowball me, but I gave her a snowball's chance in hell instead.

Snowball's Chance In Hell by Fishing Monkey 13 April 24, 2021

Snowball's chance in hell

Something extremely unlikely to occur, and if it does it will only be transcient.

"That's a great idea to solve the political crisis in Mali. It seems adapted to the context, and is based on discussions with people. But, we are the United Nations, so good ideas have a snowball's chance in hell of surviving."

Snowball's chance in hell by Butch1975. July 31, 2023

A snowball's chance in hell 

what you say when something is not likely to happen, nearly impossible. the chance of a snowball surviving in hell

"Joe has a snowball's chance in hell at getting a girlfriend, he's too fat"

A snowball's chance in hell by dboyfromdahood May 10, 2012

A snowballs chance in hell

A phrase used to describe something with a very low possibilty of happening/succeeding.

(Plays on the idea that hell is hot so the snow would melt)

Guy 1: I'm so guna hit that!
Guy 2: Dude, you ain't got a snowballs chance in hell.

A snowballs chance in hell by MG123 April 29, 2008