Call the bluffs
Meaning
Challenge someone's false claims or threats.
Usage
Used when someone doubts a bold statement and demands proof.
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.
Gambling term from card games where players bluff.
Adopted widely in business and politics during the 20th century.