Definition of "bachelor" []

• An unmarried man. (noun)
• A person who has completed the undergraduate curriculum of a college or university and holds a bachelor's degree. (noun)
• A male animal that does not mate during the breeding season, especially a young male fur seal kept from the breeding territory by older males. (noun)
• A young knight in the service of another knight in feudal times. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But Ray J fans take solace: I'm guessing we'll see plenty more of the title bachelor following the show's reunion special, when we'll likely witness the inevitable break-up between Ray J and his boozy chosen one."
• "Mrs. Mainwaring was not well enough to appear, and the rector therefore was able to indulge himself in what he called a bachelor party."
• "Today spinster suggests a rejected, dried-up "old maid," so much so that some single women are driven to adopt the ludicrous term bachelor girl to describe their status."