not have a chance in hell

not have a (snowball's) chance in hell

(spoken)
not have any possibility It quickly became clear that I didn't have a snowball's chance in hell of finding my lost wallet.
Usage notes: sometimes used in the form have no chance in hell
Etymology: based on the idea that a snowball (snow pressed into a round shape) would melt in hell
See also: chance, have, hell, not
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