1. A large cetaceous animal of the dolphin family, and very voracious.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• grahps,
• grampaw,
• granpas,
• grampas,
• grampah,
• groupus,
• brsmius,
• grumous,
• gramas,
• grampos,
• rampus,
• grapus,
• gramppus,
• grampuss,
• grumpus,
• grummus,
• praipus,
• Grapas,
• grumpush,
• grambus

• grump,
• tramps,
• Cramps,
• Grasps,
• campus,
• grumbles,
• gramps.

The adjective form of "grampus" is "grampine".

The plural of the "grampus" can be the "grampuses".

The singular of the "grampus" can be the "grampus".