Katyusha /kəˈt(j)uːʃə/ noun3 •A type of artillery rocket launcher consisting of an array of rockets mounted on a truck, originated in the Soviet Union.The Russian Katyusha is a multiple rocket thrower of which nothing is known except what can be seen on released photographs. — 1944 •A type of rocket which can be launched from a Katyusha. •A transliteration of the Russian or Ukrainian female given name Катюша (Katjuša) formsKatyushas · katyushas