a cetacean, Grampus griseus, of the dolphin family, widely distributed in northern seas.
2.
any of various related cetaceans, as the killer whale, Orcinus (Orca) orca.
3.
a giant whip scorpion common to Florida.
Origin: 1520–30; earlier grampoys, var. (by assimilation) of graundepose great fish, equiv. to graundegrand+ pose, poys < MF pois, peis < L pisce- (s. of piscis) fish; r. ME gra(s)peis < MF ≪ L crassus piscis fat fish
A cetacean (Grampus griseus) related to and resembling the dolphins but lacking a beaklike snout.
Any of various similar cetaceans, such as the killer whale.
[Alteration (perhaps influenced by grand) of Middle English graspeis, from Old French craspois, graspeis, from Medieval Latin crassus piscis, craspiscis : Latin crassus, fat + Latin piscis, fish.]
1529, from Anglo-Fr. grampais, altered (by infl. of grand) from O.Fr. graspeis, from M.L. craspicis, lit. "fat fish," from L. crassus "thick" + piscis "fish."