The Collaborative International Dictionary of English v.0.48:

Holluschickie \Hol"lus*chick`ie\, n. sing. & pl. [Prob. of Russ.
   goluishka bare of possessions, offspring, etc., fr. golui[i^]
   naked.] (Zool.)
   A young male fur seal, esp. one from three to six years old;
   -- called also bachelor, because prevented from breeding by
   the older full-grown males.

   Note: The holluschickie are the seals that may legally be
         killed for their skins.

               But he'll lie down on the killing grounds where
               the holluschickie go.              --Kipling.
         [Webster 1913 Suppl.]

The Collaborative International Dictionary of English v.0.48:

Bachelor \Bach"e*lor\ (b[a^]ch"[-e]*l[~e]r), n. [OF. bacheler
   young man, F. bachelier (cf. Pr. bacalar, Sp. bachiller, Pg.
   bacharel, It. baccalare), LL. baccalarius the tenant of a
   kind of farm called baccalaria, a soldier not old or rich
   enough to lead his retainers into battle with a banner, a
   person of an inferior academical degree aspiring to a
   doctorate. In the latter sense, it was afterward changed to
   baccalaureus. See Baccalaureate, n.]
   1. A man of any age who has not been married.
      [1913 Webster]

            As merry and mellow an old bachelor as ever followed
            a hound.                              --W. Irving.
      [1913 Webster]

   2. An unmarried woman. [Obs.] --B. Jonson.
      [1913 Webster]

   3. A person who has taken the first or lowest degree in the
      liberal arts, or in some branch of science, at a college
      or university; as, a bachelor of arts.
      [1913 Webster]

   4. A knight who had no standard of his own, but fought under
      the standard of another in the field; often, a young
      knight.
      [1913 Webster]

   5. In the companies of London tradesmen, one not yet admitted
      to wear the livery; a junior member. [Obs.]
      [1913 Webster]

   6. (Zool.) A kind of bass, an edible fresh-water fish
      (Pomoxys annularis) of the southern United States.
      [1913 Webster]

WordNet (r) 3.0 (2006):

bachelor
    n 1: a man who has never been married [syn: bachelor,
         unmarried man]
    2: a knight of the lowest order; could display only a pennon
       [syn: knight bachelor, bachelor-at-arms, bachelor]
    v 1: lead a bachelor's existence [syn: bachelor, bach]

Moby Thesaurus II by Grady Ward, 1.0:

28 Moby Thesaurus words for "bachelor":
   Bayard, Don Quixote, Gawain, Lancelot, Ritter, Sidney, Sir Galahad,
   baccalaureate, baccalaureus, bach, banneret, baronet, caballero,
   cavalier, chevalier, companion, confirmed bachelor, degree, doctor,
   doctorate, knight, knight bachelor, knight banneret,
   knight baronet, knight-errant, master, old bach, single man