a mast on a sailing vessel, consisting of a single piece without separate upper masts.
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How to use pole mast in a sentence
On pole-mast boats one of these should run to the hounds and the other to the masthead.
It is either formed of one piece, and called a pole-mast, or composed of several pieces joined together and termed a made mast.The Sailor's Word-Book | William Henry Smyth
The pole-mast sloop, of which the knockabout is the commoner specimen, is an excellent rig for use on a cruiser.
The four rigs to which I shall call your attention are the pole-mast sloop, yawl, ketch and schooner.
A forty-foot pole-mast schooner makes a very handy boat for two men to work.