jig /ˈʤɪg/
 快步舞,快步舞曲,帶錘子的釣鉤,夾具(vt.)(vi.)亂跳,加工用鉤釣魚,選篩
 Jig n.
 1. Mus. A light, brisk musical movement.
    Hot and hasty, like a Scotch jig.   --Shak.
 3. A light, humorous piece of writing, esp. in rhyme; a farce in verse; a ballad. [Obs.]
 A jig shall be clapped at, and every rhyme
 Praised and applauded.   --Beau. & Fl.
 4. A piece of sport; a trick; a prank. [Obs.]
 Is't not a fine jig,
 A precious cunning, in the late Protector?   --Beau. & Fl.
 5. A trolling bait, consisting of a bright spoon and a hook attached.
 6. Mach. (a) A small machine or handy tool; esp.: Metal Working A contrivance fastened to or inclosing a piece of work, and having hard steel surfaces to guide a tool, as a drill, or to form a shield or template to work to, as in filing. (b) Mining An apparatus or a machine for jigging ore.
 Drill jig, a jig for guiding a drill. See Jig, 6 (a).
 Jig drilling, Jig filing Metal Working, a process of drilling or filing in which the action of the tool is directed or limited by a jig.
 Jig saw, a sawing machine with a narrow, vertically reciprocating saw, used to cut curved and irregular lines, or ornamental patterns in openwork, a scroll saw; -- called also gig saw.
 Jig, v. t. [imp. & p. p. Jigged p. pr. & vb. n. Jigging ]
 1. To sing to the tune of a jig.
    Jig off a tune at the tongue's end.   --Shak.
 2. To trick or cheat; to cajole; to delude.
 3. Mining To sort or separate, as ore in a jigger or sieve. See Jigging, n.
 4. Metal Working To cut or form, as a piece of metal, in a jigging machine.
 Jig, v. i.
 1. To dance a jig; to skip about.
    You jig, you amble, and you lisp.   --Shak.
 2. To move with a skip or rhythm; to move with vibrations or jerks.
    The fin would jig off slowly, as if it were looking for nothing at all.    --Kipling.
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 jig
      n 1: music in three-four time for dancing a jig
      2: any of various old rustic dances involving kicking and
         leaping
      v : dance a quick dance with leaping and kicking motions
      [also: jigging, jigged]