skip·jack /ˈskɪpˌʤæk/
  跳躍玩偶的一種,飛魚類,叩頭蟲類
  Skip·jack n.
  1. An upstart. [Obs.]
  2. Zool. An elater; a snap bug, or snapping beetle.
  3. Zool. A name given to several kinds of a fish, as the common bluefish, the alewife, the bonito, the butterfish, the cutlass fish, the jurel, the leather jacket, the runner, the saurel, the saury, the threadfish, etc.
  4. Naut. A shallow sailboat with a rectilinear or V-shaped cross section.
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  skipjack
       n 1: oceanic schooling tuna of considerable value in Pacific but
            less in Atlantic; reaches 75 pounds; very similar to if
            not the same as oceanic bonito [syn: skipjack tuna, Euthynnus
            pelamis]
       2: medium-sized tuna-like food fish of warm Atlantic and
          Pacific waters; less valued than tuna [syn: Atlantic
          bonito, Sarda sarda]
       3: able to right itself when on its back by flipping into the
          air with a clicking sound [syn: click beetle, snapping
          beetle]