A fundamental unit of length in both the US Customary System and the British Imperial System, equal to 3 feet, or 36 inches (0.9144 meter), A tract of ground next to, surrounding, or surrounded by a building or buildings, An area where railroad trains are made up and cars are switched, stored, and serviced on tracks and sidings, intransitive verb_ To enclose, collect, or put into a yard, To gather together into a yard, transitive verb_ To confine (cattle) to the yard; to shut up, or keep, in a yard