umpire
1. um.pire \'*m-.pi-(*)r\ n [ME oumpere, alter. (resulting fr. incorrect
division of a noumpere]) of noumpere, fr. MF nomper not equal, not paired,
fr. non- + per equal, fr. L par 1: one having authority to decide finally a
controversy or question between parties : as 1a: one appointed to decide
between arbitrators who have disagreed 1b: an impartial third party chosen
to arbitrate disputes arising under the terms of a labor agreement 2: an
official in a sport who rules on plays 3: a military officer who evaluates
maneuvers
2. umpire vt : to supervise or decide as umpire to act as umpire