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Region: General | Usage example: The small expense grew into a snowball effect of costs.

A snowball effect

Meaning

A process that grows faster as it gathers momentum.

Usage

Used when things compound quickly.

Origin & History

Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.

Snowball rolling downhill collecting more snow.

Used since the early 20th century in economics and media.