Eyre, n.

(âr), n. [O. Fr. erre, journey, march, way, errer, also edrer, to travel, march, from Lat. iter, a going, walk, way, L. Lat. iterare, to make a journey.]

1. A journey or circuit.
2. A court of itinerant justices. Blackstone.

Justice in eyre (O. Eng. Law), an itinerant judge, who rode the circuit to hold courts in the different counties.