clincher
clin-cher
noun
A fact, argument, or event that decisively settles a matter or situation.
"His compelling evidence was the clincher for the jury."
Thesaurus
Synonyms: decisive factor, determiner, determining factor
clin-cher
A fact, argument, or event that decisively settles a matter or situation.
"His compelling evidence was the clincher for the jury."
Synonyms: decisive factor, determiner, determining factor