not a cat in hell's chance

not a cat in hell's chance

or

not a snowball's chance in hell

BRITISH, SPOKEN
COMMON If there is not a cat in hell's chance or not a snowball's chance in hell of someone doing something or of something happening, there is no chance at all that they will do it or it will happen. We haven't a cat in hell's chance of raising the money by the Friday deadline. Do you seriously think he has a snowball's chance in hell of winning this election? Note: You can also say that someone does not have a chance in hell of doing something. They don't have a chance in hell of privatising the economy. They have no idea how a free market works. Note: The original expression was `as much chance as a cat in hell without claws'.
See also: cat, chance, not

not a cat in hell's chance

no chance at all. informal
This expression is often shortened to not a cat's chance .
2001 James Hamilton-Paterson Loving Monsters There isn't, of course, a cat in hell's chance that I shall ever see 1999 as you, I and Dr Faruli know perfectly well.
See also: cat, chance, not