[1] : The Collaborative International Dictionary of English v.0.48

pondfish \pond"fish`\, n. zool.
   any one of numerous species of american fresh-water fishes
   belonging to the family centrarchidae; -- called also
   pond perch, and sunfish.
   1913 webster

   note: the common pondfish of new england lepomis gibbosus
         is called also bream, pumpkin seed, and sunny.
         see sunfish. the long-eared pondfish lepomis
         auritus of the eastern united states is distinguished
         by its very long opercular flap.
         1913 webster
see also:
centrarchidae pond perch sunfish lepomis gibbosus bream pumpkin seed 
sunny sunfish lepomis auritus 

[2] : The Collaborative International Dictionary of English v.0.48

moonfish \moon"fish`\, n. zool.
   a an american marine fish vomer setipennis; -- called
       also bluntnosed shiner, horsefish, and sunfish.
   b a broad, thin, silvery marine fish selene vomer; --
       called also lookdown, and silver moonfish.
   c the mola. see sunfish, 1.
       1913 webster
see also:
vomer setipennis bluntnosed shiner horsefish sunfish selene vomer lookdown 
silver moonfish sunfish 

[3] : The Collaborative International Dictionary of English v.0.48

sunfish \sun"fish`\, n. zool.
   a a very large oceanic plectognath fish mola mola, mola
       rotunda, or orthagoriscus mola having a broad body
       and a truncated tail.
   b any one of numerous species of perch-like north american
       fresh-water fishes of the family centrachidae. they
       have a broad, compressed body, and strong dorsal spines.
       among the common species of the eastern united states are
       lepomis gibbosus called also bream, pondfish,
       pumpkin seed, and sunny, the blue sunfish, or
       dollardee lepomis pallidus, and the long-eared
       sunfish lepomis auritus. several of the species are
       called also pondfish.
   c the moonfish, or bluntnosed shiner.
   d the opah.
   e the basking, or liver, shark.
   f any large jellyfish.
       1913 webster
see also:
mola mola mola rotunda orthagoriscus mola centrachidae lepomis gibbosus bream 
pondfish pumpkin seed sunny lepomis pallidus lepomis auritus 

[4] : WordNet (r) 2.0

sunfish
     n 1: the lean flesh of any of numerous american perch-like fishes
          of the family centrarchidae
     2: among the largest bony fish; pelagic fish having an oval
        compressed body with high dorsal and anal fins and caudal
        fin reduced to a rudder-like lobe; worldwide in warm
        waters syn: ocean sunfish, mola, headfish
     3: small carnivorous freshwater percoid fishes of north america
        usually having a laterally compressed body and metallic
        luster: crappies; black bass; bluegills; pumpkinseed syn:
         centrarchid
     also: sunfishes pl
see also:
ocean sunfish mola headfish centrarchid sunfishes 

[5] : U.S. Gazetteer (1990)

sunfish, ky
  zip codes: 42284

Sunfish >> S Words
Sunfish, definition of term: Sunfish
sunfish_pag1.html

Ocean Sunfish >> O Words
Ocean Sunfish, definition of term: Ocean Sunfish
ocean+sunfish_pag1.html