Noah Webster's New International Dictionary of the English Language
1. (imp. & p. p.) of Gird.
2. (v.) imp. & p. p. of Gird.
3. (v.) To gird; to encircle; to invest by means of a girdle; to measure the girth of; as, to girt a tree.
4. (a.) Bound by a cable; -- used of a vessel so moored by two anchors that she swings against one of the cables by force of the current or tide.
5. (n.) Same as Girth.