Word Origin & History
snowballc.1400, from
snow (n.) +
ball (n.). The verb meaning "to make snowballs" is from 1684; sense of "to throw snowballs at" (someone) is from 1850. Meaning "to increase rapidly" is attested from 1929, though the image of a snowball increasing in size
as it rolls along had been used since at least 1613, and a noun sense of "a pyramid scheme" is attested from 1892. Snowball's chance (in hell) is first recorded 1934.