资料来源 : Webster's Revised Unabridged Dictionary (1913)

   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.

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

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

   6. (Zo["o]l.) A kind of bass, an edible fresh-water fish
      ({Pomoxys annularis}) of the southern United States.