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Region: General | Usage example: The new recruits learned to toe the line quickly.

Toe the line

Meaning

Obey the rules.

Usage

Used when emphasizing discipline.

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.

Military recruits placing toes on a line during inspection.

Used since the 18th century.