Black's Law Dictionary (2nd edition)dictionaries

Tourn

or TOURN. The great court-leet of the county, as the old county court was the court-baron. Of this the sheriff is judge, ahd the court is Incident to his office; where-fore it is called the “sheriff’s tourn;” and it had Its name originally from the sheriff making a turn of circuit about hls shire, and holding this court in each respective hun-dred. wharton

Source: Black's Law Dictionary 2nd Ed (1910)