Scottish. The action of driving sheep, cattle, or whales to a particular place; a roundup, a drive. Cf. call, v. 27a. Now chiefly Orkney and Shetland.

Australian and New Zealand. An act of collecting together cattle, sheep, etc., by riding round a scattered herd and driving it together; a…

Originally and chiefly U.S. regional (western). A driving together of cattle or other livestock to be counted, branded, taken to market, etc. Cf…

The exercise of assembling or being gathered together; an instance of this.

(in various senses of the verb); also attributive as rounding-up machine, rounding-up tool, etc.

a gathering, esp. of cattle, for purposes of counting them.