1. plural of clencher; things that clench or grip tightly
Usage: often refers to the hands or fists when clenched
2. plural of clencher; statements or facts that settle a matter decisively
Usage: informal; figurative use

Examples

• He made tight clenchers of his fists in anger.
• Her arguments were clenchers that won the debate.
• The boxer's powerful clenchers delivered devastating punches.
• Those final statistics were real clenchers for the case.
• His jaw clenchers showed his determination.
• The evidence presented were clenchers that proved guilt beyond doubt.