English Reference
noun · verb · adjective

jet

n. · v. · adj.
US /ˈdʒɛt/ UK /dʒˈɛt/ jet UK spelling jet's, jet's, jetted

  1. 01 A2 Elementary

    n.a fast airplane that uses powerful engines instead of propellers.

    n.an aircraft propelled by one or more jet engines, typically capable of high speeds and altitudes.

    Simple

    The private jet took off from the small airport at noon.

    In context

    Commercial jet travel revolutionized international commerce by significantly reducing the time required for transcontinental journeys.

  2. 02 B2 Upper Intermediate

    n.a strong, narrow stream of liquid or gas coming out of a small opening.

    n.a high-velocity stream of fluid or gas discharged from a nozzle or orifice.

    Simple

    A jet of water sprayed from the broken pipe.

    In context

    The fountain features several vertical jets that pulse in synchronization with the orchestral music.

  3. 03 C2 Proficiency Literary

    n.a hard, shiny black stone used to make jewellery.

    n.a compact, velvet-black variety of lignite coal that can be highly polished and used for ornaments.

    Simple

    She wore a necklace made of polished jet.

    In context

    Victorian mourning jewellery often featured jet, valued for its somber appearance and lightweight properties.

    lignite
  4. 04 B2 Upper Intermediate Informal

    v.to travel somewhere quickly by airplane.

    v.to travel via jet aircraft, often implying a fast or glamorous lifestyle.

    Simple

    They decided to jet off to Paris for the weekend.

    In context

    The executive spent most of the month jetting between regional offices to oversee the merger.

    fly
  5. 05 C1 Advanced SlangAmerican English

    v.to leave a place quickly.

    v.to depart or leave a location with haste.

    Simple

    I've got to jet or I'll be late for my shift.

    In context

    The party was getting boring, so we decided to jet before the police arrived to shut it down.

  6. 06 B2 Upper Intermediate

    adj.having a very dark, shiny black colour.

    adj.denoting a deep, glossy black colour, often used in the compound 'jet-black'.

    Simple

    The cat had beautiful jet-black fur and green eyes.

    In context

    The midnight sky was a deep jet, providing a perfect backdrop for the meteor shower.

    inkyebony

This time, though, he came on a private jet, one way.

The Guardian· 18 Aug 2026

It provides 100% of the jet fuel used at Pearson Airport and supplies oil and jet fuel for the Montreal market.

Toronto Sun· 10 Sept 2026
This entry
Level B2 · Upper Intermediate
Frequency Common
Updated