grampus

noun

1. predatory black-and-white toothed whale with large dorsal fin; common in cold seas

   noun.animal

   Synonyms killer killer whale orca orcinus orca sea wolf

   Source: WordNet 3.0

2. slaty-grey blunt-nosed dolphin common in northern seas

   noun.animal

   Synonyms grampus griseus

   Source: WordNet 3.0

3. A toothed delphinoid cetacean, of the genus <i>Grampus</i>, esp. <i>G. griseus</i> of Europe and America, which is valued for its oil. It grows to be fifteen to twenty feet long; its color is gray with white streaks. Called also <i>cowfish</i>. The California grampus is <i>G. Stearnsii</i>.

   noun

   Source: webster1913