SPAR n.
The bar of a gate or door. [Obs.] Chaucer. Spar buoy (Naut.), a buoy anchored by one end so that the other end rises above the surface of the water. -- Spar deck (Naut.), the upper deck of a vessel; especially, in a frigate, the deck which is continued in a straight line from the quarter-deck to the forecastle, and on…