Yard"arm` (?), n. (Naut.) Either half of a square-rigged vessel's yard, from the center or mast to the end.

&fist; Ships are said to be yardarm and yardarm when so near as to touch, or interlock yards.

Yard"arm` (?), n. (Naut.) Either half of a square-rigged vessel's yard, from the center or mast to the end.

&fist; Ships are said to be yardarm and yardarm when so near as to touch, or interlock yards.

• (nautical) a horizontal spar on a mast from which square sails are rigged