Jig 2 : A device attached to a machine tool to hold the workpiece in the desired position while machining operations are being carried out. Sometimes also used to guide the tool, e.g. a drilling jig
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}