1
a
: an airplane powered by one or more jet engines
b
2
: a long narrow current of high-speed winds (such as a jet stream)
3
a(1)
: a usually forceful stream of fluid (such as water or gas) discharged from a narrow opening or a nozzle
(2)
: a narrow stream of material (such as plasma) emanating or appearing to emanate from a celestial object (such as a radio galaxy)
b
: a nozzle for a jet of fluid
4
: something issuing as if in a jet
Talk poured from her in a brilliant jet …—
Time
Time
jetted; jetting
1
: to travel by jet airplane
2
: to move or progress by or as if by jet propulsion
1
: an intense black
2
: a compact velvet-black coal that takes a good polish and is often used for jewelry
: of the color jet
Examples of jet in a Sentence
Noun (1)
bought a new showerhead that emits a superpowerful jet of water
Verb (2)
water jetting out of opened fire hydrants at a dangerously high rate
the volcano has been jetting out fiery lava in life-threatening amounts
the presidential candidates jetted through the state for a week before racing off to the next primary
Recent Examples on the Web
Priyanka Salve, CNBC, 3 Dec. 2025
Users can use filters that include pricing, jet size and type, age of aircraft and others.
—Michael Verdon, Robb Report, 3 Dec. 2025
Virginia Chamlee, PEOPLE, 4 Dec. 2025
More members of Gen Z are doing this – often posting on social media about living in luxury high rises, dining at expensive restaurants and jetting to pricey destinations.
—Betty Lin-Fisher, USA Today, 4 Dec. 2025
New Atlas, 8 Sep. 2025
The circuit itself is an adventure in contrast therapy, including steam, a cool, multi-jet shower and various dips in the spa’s (again child-free) pools ranging in temperature from cool to warm.
—Margaux Lushing, Forbes.com, 20 Aug. 2025
See All Example Sentences for jet
Examples are automatically compiled from online sources to
show current usage.
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Noun
The two leaders are likely to discuss India’s purchase of Russia’s next-generation Su-57 fighter jets and its advanced S-500 missile defense shield, according to a report by Bloomberg.
—Priyanka Salve, CNBC, 3 Dec. 2025
Users can use filters that include pricing, jet size and type, age of aircraft and others.
—Michael Verdon, Robb Report, 3 Dec. 2025
Verb
Home Alone follows 8-year-old Kevin McCallister (played by Culkin, in a role for which he was nominated for a Golden Globe) as he is mistakenly left behind by his parents — played by John Heard and Catherine O'Hara — who jet off for a family vacation in Paris.
—Virginia Chamlee, PEOPLE, 4 Dec. 2025
More members of Gen Z are doing this – often posting on social media about living in luxury high rises, dining at expensive restaurants and jetting to pricey destinations.
—Betty Lin-Fisher, USA Today, 4 Dec. 2025
Adjective
Like the CudaJet, Kikfin's wearable puts a multi-jet array on your back to power you to faster speeds under the surface of the sea.
—New Atlas, 8 Sep. 2025
The circuit itself is an adventure in contrast therapy, including steam, a cool, multi-jet shower and various dips in the spa’s (again child-free) pools ranging in temperature from cool to warm.
—Margaux Lushing, Forbes.com, 20 Aug. 2025
See All Example Sentences for jet
Cite this Entry
“Jet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/jet. Accessed 8 Dec. 2025.
Copy CitationKids Definition
jet
1 of 4 noun1
: a compact black coal that takes a good polish and is often used for jewelry
2
: a very dark black
jet
3 of 4 noun1
a
: a forceful rush of liquid, gas, or vapor especially through a narrow opening or a nozzle
b
: a nozzle for a jet of fluid (as gas or water)
2
a
b
jet
4 of 4 verb
jetted; jetting
: to travel by jet airplane
Etymology
Noun
Middle English jet "black mineral," from early French jaiet (same meaning), derived from Greek gagatēs (same meaning), from Gagas, a town and river in Asia Minor
Verb
from early French jeter, literally "to throw," from Latin jactare "to throw"
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Merriam-Webster unabridged
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