{v. phr.} To be condemned to failure; enjoy a zero chance of success. * /Pessimists used to think that we had a snowball's chance in hell to put a man on the moon; yet we did it in July, 1969./
HAVE A SNOWBALL'S CHANCE IN HELL
Meaning of HAVE A SNOWBALL'S CHANCE IN HELL in English
Slang English vocab. Английский сленговый словарь. 2012