(n.) Short for Cogreve rocket, a powerful form of rocket formerly used in war, either in the field or for bombardment. In the former case it was armed with shell, shrapnel, or other missiles; in the latter, with an inextinguishable explosive material, inclosed in a metallic case. It was guided by a long wooden stick.
CONGREVE
Meaning of CONGREVE in English
Webster's English dictionary. Английский словарь Webster. 2012