No holds barred

Meaning

Without restrictions or rules, especially in debate or competition.

Usage

Used when warning that anything goes.

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.

Wrestling term about no illegal holds.

Used since early 20th-century sports reporting.