from the GNU version of the Collaborative International Dictionary of English
- adv. not rigged with square sails attached to yards, but with sails bent to gaffs or set on stays in the midship line of the vessel. See Schooner, Sloop, Cutter.
Sorry, no etymologies found.
In fore-and-aft rigged vessels, this maneuver is called jibing, and in square-rigged it’s called wearing.