Source : Webster's Revised Unabridged Dictionary (1913)

Porgy \Por"gy\, n. (Zo["o]l.)
   Any one of numerous sparoid food fishes, as the jolthead
   porgy, the sheepshead porgy ({Calamus penna}) of the West
   Indies, the grass porgy ({Calamus arctifrons}) of Florida,
   and the red porgy ({Pagrus pagrus}) of Europe.

Porgy \Por"gy\, n.; pl. {Porgies}. [See {Paugie}.] (Zo["o]l.)
   (a) The scup.
   (b) The sailor's choice, or pinfish.
   (c) The margate fish.
   (d) The spadefish.
   (e) Any one of several species of embiotocoids, or surf
       fishes, of the Pacific coast. The name is also given
       locally to several other fishes, as the bur fish.
       [Written also {porgee}, {porgie}, and {paugy}.]

Source : WordNet®

porgy
     n 1: lean flesh of fish found in warm waters of southern Atlantic
          coast of the United States [syn: {scup}]
     2: important deep-bodied food and sport fish of warm and
        tropical coastal waters; found worldwide