noun A young offspring of a various carnivores (canid, ursid, felid, pinniped), especially of a dog or a wolf, the young of a bear or similar mammal (lion, tiger, seal); a pup, wolf cub.
noun An insolent youth; a mere child.
noun A kind of ship.
noun One of several wooden strips to prevent wear on a windlass on a clipper-era ship.
noun A tooth on a sprocket wheel (compare sprocket and cog).