not have a snowball's chance in hell
idiomPart ofsnowball
not have a snowball's chance in hell — idiom
1. to have no possibility at all of achieving or succeeding at something
1.idiom
Definition
to have no possibility at all of achieving or succeeding at something
Example
The youngest swimmer did not have a snowball's chance in hell of beating the national champion.
Tamar knew she did not have a snowball's chance in hell of passing the test without studying.