The Collaborative International Dictionary
Convincer
Convincer \Con*vin"cer\, n. One who, or that which, convinces; one who wins over by proof.
Wiktionary
convincer
n. One who, or that which, convinces; one who wins over by proof.
Usage examples of "convincer".
Ro-Vijar might be sittin' behind the convincer, but it's that fella Rakossa who's in control out there.
It seems that when Little Alfie is first canvassing Miss Beulah Beauregard to be his fiancee he builds her up to expect diamonds and furs and limousines and one thing and another, but the only diamond she ever sees is an engagement hoop that Little Alfie gives her as the old convincer when he happens to be in the money for a moment, and it is a very small diamond, at that, and needs a high north light when you look at it.