black jack

Noun

 * 1) A gamefish of species.
 * 2) A beggartick (Bidens spp., family of )
 * 3)  The larva of a turnip sawfly
 * 4)  Sphalerite.
 * 1)  Sphalerite.
 * 1)  Sphalerite.
 * 1)  Sphalerite.

Etymology
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