1. (v. i.) To shift, as the boom of a fore-and-aft sail, from one side of a vessel to the other when the wind is aft or on the quarter. See Gybe.

2. (v. i.) To change a ship's course so as to cause a shifting of the boom. See Gybe.

3. (v. t.) To agree; to harmonize.

about ship accord agree alter ameliorate answer to assent assort with back and fill be changed be consistent be converted into be of one be renewed be uniform with bear away bear off bear to starboard beat beat about bottom out box off break bring about bring round cant cant round cast cast about change change course change the heading check checker chime chop chop and change cohere coincide come about come around come round concur conform conform with consist with cooperate correspond degenerate deteriorate deviate diverge diversify double a point dovetail fall in together fetch about fit in fit together flop go go about go together go with gybe hang together harmonize haul around heave round hit hold together improve interlock intersect jibe all standing lock match meliorate miss stays mitigate modulate mutate overlap parallel ply put about put back register register with respond to revive round a point sheer shift sing in chorus slew sort with square square with stand together swerve swing round swing the stern tack take a turn tally throw about turn turn aside turn back turn into turn the corner undergo a change vary veer warp wear wear ship wind worsen yaw