Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “jet”

jet

noun uk   /dʒet/ us  

jet noun (AIRCRAFT)

B1 [C] an aircraft with a jet engine that is able to fly very fast: a jet plane a private jet We flew to New York by jet.
See also
Fixed-wing aircraft and helicopters

jet noun (STREAM)

[C] a thin stream of something, such as water or gas, that is forced out of a small hole: She turned on the hose and a jet of water sprayed across the garden.Movement of liquids [C] a small hole in a piece of equipment through which gas or another fuel is forced before it is burned: I think the gas jet must be blocked, because the oven won't light.Machine parts

jet noun (STONE)

[U] a hard, black stone that shines when it is rubbed and is used to make jewellery and other decorative objectsPrecious and semi-precious stonesTypes of rock

jet

verb [I + adv/prep] uk   /dʒet/ (-tt-) informal us  
to travel somewhere by plane: I'm jetting off to New Zealand next week.Travelling by aircraftAviationMovement through the air
(Definition of jet from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of jet?
Add Cambridge dictionaries to your browser to your website

Definitions of “jet” in other dictionaries

Word of the Day

blueprint

a photographic copy of an early plan for a building or machine

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More