The Collaborative International Dictionary of English v.0.48:

Lawyer \Law"yer\, n. [From Law, like bowyer, fr. bow.]
   1. One versed in the laws, or a practitioner of law; one
      whose profession is to conduct lawsuits for clients, or to
      advise as to prosecution or defence of lawsuits, or as to
      legal rights and obligations in other matters. It is a
      general term, comprehending attorneys, counselors,
      solicitors, barristers, sergeants, and advocates.
      [1913 Webster]

   2. (Zool.)
      (a) The black-necked stilt. See Stilt.
      (b) The bowfin (Amia calva).
      (c) The burbot (Lota maculosa).
          [1913 Webster]

   Philadelphia lawyer, A lawyer knowledgeable about the most
      detailed and minute points of law, especially one with an
      exceptional propensity and ability to exploit fine
      technical points of law for the client's advantage.
      [PJC]

The Collaborative International Dictionary of English v.0.48:

Mudfish \Mud"fish`\, n. (Zool.)
   (a) The European loach.
   (b) The bowfin (Amia calva).
   (c) The South American lipedosiren, and the allied African
       species (Protopterus annectens). See Lipedosiren.
   (d) The mud minnow, a fish of the genus Umbra or family
       Umbridae.
   (e) any fish which lives in muddy waters, such as the
       mummichog, a killifish.
       [1913 Webster +PJC]

The Collaborative International Dictionary of English v.0.48:

Cycloganoidei \Cy`clo*ga*noi"de*i\ (s?"kl?-g?-noi"d?-?), n. pl.
   [NL., fr. Gr. ky`klos circle + NL. ganoidei. See Ganoid.]
   (Zool.)
   An order of ganoid fishes, having cycloid scales. The bowfin
   (Amia calva) is a living example.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Dogfish \Dog"fish`\, n. (Zool.)
   1. A small shark, of many species, of the genera Mustelus,
      Scyllium, Spinax, etc.
      [1913 Webster]

   Note: The European spotted dogfishes (Scyllium catudus, and
         Scyllium canicula) are very abundant; the American
         smooth, or blue dogfish is Mustelus canis; the common
         picked, or horned dogfish (Squalus acanthias)
         abundant on both sides of the Atlantic.
         [1913 Webster]

   2. The bowfin (Amia calva). See Bowfin.
      [1913 Webster]

   3. The burbot of Lake Erie.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Bowfin \Bow"fin`\, n. (Zool.)
   A voracious ganoid fish (Amia calva) found in the fresh
   waters of the United States; the mudfish; -- called also
   Johnny Grindle, and dogfish.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Amia calva
    n 1: primitive long-bodied carnivorous freshwater fish with a
         very long dorsal fin; found in sluggish waters of North
         America [syn: bowfin, grindle, dogfish, Amia calva]