An artificial fire-work, consisting of a cylindrical case of paper, filled with a composition of combustible ingredients, as niter, charcoal and sulphur. This being tied to a stick and fired, ascends into the air and bursts.
ROCK'ET, noun [Latin eruca.] A plant of the genus Brassica. There is also the bastard rocket of the genus Reseda; the corn rocket and the sea rocket of the genus Bunias; the marsh rocket the water rocket and the winter rocket of the genus Sisymbrium; and the dame's violet rocket of the genus Hesperis.
ROCK'-FISH, noun A species of Gobius.