Skipjack
Skipjack , noun
1.
An upstart. [Obsolete] — Ford
2.
(Zoology) An elater; a snap bug, or snapping beetle.
3.
(Zoology) 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.
(Nautical) A shallow sailboat with a rectilinear or V-shaped cross section.