To examine a matter and adjudicate upon its merits; to decide, determine, after consideration or… with infinitive phr. or subordinate clause.

intransitive. To give a decision or opinion on a matter, esp. between parties in dispute or contention; to arbitrate.

intransitive. To give a decision, judgement, or ruling on a matter; esp. to judge between parties in a dispute. Frequently with for, against, between…

intransitive. To act as umpire. Also const. between, betwixt.

With it.

intransitive. To act as formal arbitrator or umpire, to mediate (in a dispute, between contending parties).