The Collaborative International Dictionary of English v.0.48:

Jet \Jet\, v. i. [imp. & p. p. Jetted; p. pr. & vb. n.
   Jetting.] [F. jeter, L. jactare, freq. fr. jacere to throw.
   See 3d Jet, and cf. Jut.]
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   1. To strut; to walk with a lofty or haughty gait; to be
      insolent; to obtrude. [Obs.]
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            he jets under his advanced plumes!    --Shak.
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            To jet upon a prince's right.         --Shak.
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   2. To jerk; to jolt; to be shaken. [Obs.] --Wiseman.
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   3. To shoot forward or out; to project; to jut out.
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