Rig1  —v. (-gg-) 1 provide (a ship) with sails, rigging, etc. 2 (often foll. By out, up) fit with clothes or other equipment. 3 (foll. By up) set up hastily or as a makeshift. 4 assemble and adjust the parts of (an aircraft). —n. 1 arrangement of a ship's masts, sails, etc. 2 equipment for a special purpose, e.g. A radio transmitter. 3 = *oil rig. 4  colloq. Style of dress; uniform (in full rig).  rigged adj. (also in comb.). [perhaps from scandinavian]