[gad] n [ME, spike, fr. ON gaddr; akin to OE geard rod--more at yard] (1671) 1: a chisel or pointed iron or steel bar for loosening ore or rock
2. chiefly dial: a long stick
[2]gad vi gad.ded ; gad.ding [ME gadden] (15c): to be on the go without a specific aim or purpose--usu. used with about [3]gad interj [euphemism for God] (1608)--used as a mild oath Gad n [Heb Gadh]: a son of Jacob and the traditional eponymous ancestor of one of the tribes of Israel -- Gad.ite n