Second, HR's role is to serve as the company's arbiter of equity.
This man should be considered an arbiter of a historical woman?
And certainly no arbiter of what you should buy, wear, or eat.
Lombardy was made the seat of war; and here the king of Sardinia acted as in some sense the arbiter of the situation.
It was terrible to be chosen in this way to be the arbiter of Destiny.
Being accepted as arbiter, he carefully studied the question of border lines, and conscientiously defined them.
The event established Mary as the arbiter in her own coterie.
I will choose as an arbiter between us one of my friends—a man who acts on the square, like myself—the Marquis de Valorsay.
I, who had engaged as Conductor of the Set and found myself their arbiter as well.
arbiter elegantiarum—The arbitrator of elegances; 25 the master of the ceremonies.
late 14c., from Old French arbitre or directly from Latin arbiter "one who goes somewhere (as witness or judge)," in classical Latin used of spectators and eye-witnesses, in law, "he who hears and decides a case, a judge, umpire, mediator;" from ad- "to" (see ad-) + baetere "to come, go." The specific sense of "one chosen by two disputing parties to decide the matter" is from 1540s. The earliest form of the word attested in English is the fem. noun arbitress (mid-14c.) "a woman who settles disputes."