Tri"er (?), n. [From Try.]
1.
One who tries; one who makes experiments; one who examines anything by a test or standard.
Boyle.
2.
One who tries judicially.
3. Law
A person appointed according to law to try challenges of jurors; a trior.
Burrill.
4.
That which tries or approves; a test.
Shak.
© Webster 1913.