bar·ra·cu·da 
(băr′ə-kdə)
(băr′ə-kdə)n. pl. barracuda or bar·ra·cu·das
Any of various predatory marine fishes of the genus Sphyraena, having an elongated body and a projecting lower jaw with fanglike teeth.
[American Spanish, probably from Catalan dialectal (Valencia) barracó, snaggletooth.]