Simple Definition of arbiter
: a person who is considered to be an authority on what is right, good, or proper
: a person who has the power to settle an argument between people
Full Definition of arbiter
1 : a person with power to decide a dispute : judge
2 : a person or agency whose judgment or opinion is considered authoritative <arbiters of taste>
Examples of arbiter
The mayor will act as the final arbiter in any disputes between board members.
<the dean of student affairs is the proper arbiter when a student disputes a grade>
Origin of arbiter
Middle English arbitre, from Anglo-French, from Latin arbitr-, arbiter
First Known Use: 14th century
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