/ dʒet; NAmE / noun , verb
[ C ] a plane driven by jet engines :
a jet aircraft / fighter / airliner
The accident happened as the jet was about to take off.
—see also jumbo (jet) , jump jet
[ C ] a strong narrow stream of gas, liquid, steam or flame that comes very quickly out of a small opening. The opening is also called a jet :
The pipe burst and jets of water shot across the room.
to clean the gas jets on the cooker
[ U ] a hard black mineral that can be polished and is used in jewellery
( -tt- ) [ v + adv. / prep. ] ( informal ) to fly somewhere in a plane
noun senses 1 to 2 and verb late 16th cent. (as a verb meaning jut out ): from French jeter to throw, based on Latin jactare , frequentative of jacere to throw.
noun sense 3 Middle English : from Old French jaiet , from Latin Gagates , from Greek gagatēs from Gagai , a town in Asia Minor.