jetters

Noun

jetter (plural jetters)

1. (obsolete) A self-confident person full of braggadocio.
   • So helpe me God , so were ye better ; What shulde a begger be a jetter?1780, John Heywood, “The Four P's”, in A Select Collection of Old Plays: God's promises, page 94
2. Any of a number of devices that eject a pressurized stream of liquid.
   • Many machines incorporate a mechanical or ultrasonic ' fobber ' or a jetter, using either beer or water , which induces beer in the filled bottle to rise as foam or fob and displace air in the space above the beer.1981, Dennis Edward Briggs, James Shanks Hough, Malting and Brewing Science: Hopped Wort and Beer, page 726
3. (often) A vehicle or engine that works by jet propulsion.
   • The jetter was upon us and it was a piston-powered engine.1956, United States. Congress. House. Committee on Armed Services, Aircraft Production Costs and Profits, page 1823
4. An animal, such as a squid or jellyfish, that moves by jet propulsion. (Often used to distinguish it from similar animals with a different method of locomotion.)
   • The most notable jetters are the cephalopod mollusks, but scallops, salps, dragonfly nymphs, jellyfish, frogfish, and others use jetting as their primary locomotory mode (Trueman, 1980).1998, Gary Greenberg, Maury M. Haraway, Comparative Psychology: A Handbook
5. One who drives or rides in a jet-propelled vehicle.
   • The executive jetter's time-advantage over scheduled flights has, indeed, increased.1990, “Executive Jets”, in The Economist, volume 317, page 99
6. A place where there is a natural spout or eruption, such as a geyser or jet of lava.
   • A few feet further north lies a small jetter, by which the water is thrown up to the height of about three feet; and at the distance of twelve feet due south-east from this fountain, is situate a fine circular bason, the borders of which exhibit the most beautiful yellow sulphureous depositions..1818, Ebenezer Henderson, Iceland; Or the Journal of a Residence in that Island, page 205

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