n. a young adult male seal or sea lion that has not yet mated.
- 1936  The men land upon the ice floes, kill the bachelor seals with blows from a stout gaff, and drag the carcasses to the water's edge where small boats gather the hides, to which a thick layer of fat adheres.
- 1960  Breeding localities are known as "rookeries"; breeding adults are "bulls" and "cows"; adults not yet breeding are "bachelors" and "virgins"; young of both sexes are "pups."