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Region: US | Usage example: We stayed inside because it was raining harder than a cow wetting on a flat rock.

It's raining harder than a cow wetting on a flat rock

Meaning

It is pouring rain.

Usage

Describes torrential downpours.

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.

Rustic American expression drawing on the slow process of a cow urinating on a rock.

Heard in Southern US speech in the early 20th century.