Arbiter
Ar´bi`ter
| n. | 1. | A person appointed, or chosen, by parties to determine a controversy between them. |
| 2. | Any person who has the power of judging and determining, or ordaining, without control; one whose power of deciding and governing is not limited. | |
| v. t. | 1. | To act as arbiter between. |
| Noun | 1. | arbiter - someone with the power to settle matters at will; "she was the final arbiter on all matters of fashion" Synonyms: supreme authority |
| 2. |  arbiter - someone chosen to judge and decide a disputed issueSynonyms: arbitrator |
ARBITER. One who, decides without any control. A judge with the most extensive arbitrary powers; an arbitrator.
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