picket guard (piketgard)

Milit., a guard of horse and foot kept in readine in case of alarm. 1. A position held picket-line (pik'et-lin), n. by an advance-guard of men stationed at considerable intervals.-2. A rope to which cavalry: alry and artillery horses are tied while being groomed. picket-machine (pik'et-ma-shēn"), n. A machine for cutting out and shaping pickets for fences.