From WordNet (r) 3.0 (2006) [wn]:
wrasse
n 1: chiefly tropical marine fishes with fleshy lips and
powerful teeth; usually brightly colored
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Wrasse \Wrasse\, n. [W. gwrachen.] (Zool.)
Any one of numerous edible, marine, spiny-finned fishes of
the genus Labrus, of which several species are found in the
Mediterranean and on the Atlantic coast of Europe. Many of
the species are bright-colored.
[1913 Webster]
Note: Among the European species are the ballan wrasse
(Labrus maculatus), the streaked wrasse ({Labrus
lineatus}), the red wrasse (Labrus mixtus), the
comber wrasse (Labrus comber), the blue-striped, or
cook, wrasse (see Peacock fish, under Peacock), the
rainbow wrasse (Labrus vulgaris), and the seawife.
[1913 Webster]