Rocket

rok′et, n. a firework which is projected through the air, used for making signals in war, and for saving life at sea by conveying a line over a stranded ve el.— v.i. to fly straight up rapidly when flushed.— ns. Rock′et-case , a case for holding the materials of a rocket; Rock′eter . [Old It. rocchetto ; of Teut. origin. Cf. Rock , a distaff.]