Source : Webster's Revised Unabridged Dictionary (1913)

Scup \Scup\, n. [Contr. fr. American Indian mishc[`u]p, fr.
   mishe-kuppi large, thick-scaled.] (Zo["o]l.)
   A marine sparoid food fish ({Stenotomus chrysops}, or {S.
   argyrops}), common on the Atlantic coast of the United
   States. It appears bright silvery when swimming in the
   daytime, but shows broad blackish transverse bands at night
   and when dead. Called also {porgee}, {paugy}, {porgy},
   {scuppaug}.

   Note: The same names are also applied to a closely allied
         Southern species. ({Stenotomus Gardeni}).

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}.]