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not have a snowball's chance in hell and not a hope in hell
Inf. a very poor chance. (Usually in the negative.) She doesn't have a snowball's chance in hell of getting it done on time. I know I don't have a hope in hell, but I'll try anyway.
snowball into something
Fig. [for something] to become larger or more serious by growing like a snowball being rolled. This whole problem is snowballing into a crisis very rapidly. The argument soon snowballed into a full-blown riot.
See also: snowball
a snowball effect
a situation in which something increases in size or importance at a faster and faster rate The more successful you become, the more publicity you get and that publicity generates sales. It's a sort of snowball effect.
not have a snowball's chance in hell
to have no chance at all of achieving something (usually + of + doing sth) With those grades she hasn't a snowball's chance in hell of getting into college.
snowball's chance in hell, a
No chance at all, as in He hasn't a snowball's chance in hell of getting there in two hours. This idiom, nearly always used negatively, alludes to the traditional view of hell as extremely hot, causing snow to melt at once. [Late 1800s]
See also: chance
1. n. deceitful talk; deception. All I heard for an hour was snow. Now, what’s the truth?
2. tv. to attempt to deceive someone. (see also snowed.) You can try to snow me if you want, but I’m onto your tricks.
3. and snowball and snowflakes and snow stuff n. a powdered or crystalline narcotic: morphine, heroin, or cocaine. (Now almost always the latter.) The price of snow stuff has come down a lot as South America exports more of it.
1. in. to grow at an increasing rate. (As a snowball rolling down a hill might increase in size.) Offers to help with money and prayers began to snowball, and we had to get volunteers to help answer the phones.
2. Go to snow.
snowball’s chance in hell
n. a very poor chance. (Usually in the negative.) She doesn’t have a snowball’s chance in hell of getting it done on time.