Meaning

noun any vehicle self-propelled by a rocket engine

noun a jet engine containing its own propellant and driven by reaction propulsion

noun erect European annual often grown as a salad crop to be harvested when young and tender

originFrom Italian rocchetta, from Old Italian rocchetto (“rocket”, literally “a bobbin”), diminutive of rocca (“a distaff”), from Lombardic rocko (“spinning wheel”), from Proto-West Germanic *rokkō, from Proto-Germanic *rukkô (“a distaff, a staff with flax fibres tied loosely to it, used in spinning thread”). Cognate with Old High German rocco, rocko, roccho, rocho ("a distaff"; > German Rocken (“a…

Etymology from Wiktionary, CC BY-SA 3.0