Definition of "commander" []

• A person who commands, especially a commanding officer. (noun)
• A commissioned rank in the U.S. Navy or Coast Guard that is above lieutenant commander and below captain. (noun)
• One who holds this rank. (noun)
• The chief commissioned officer of a military unit regardless of his or her rank. (noun)
• An officer in some knightly or fraternal orders. (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 the title commander in chief seems to fit John McCain, doesn't it?"
• "We ` re talking about somebody who ` s going to have the title commander in chief."
• "We have doubled the amount of money and the number of projects we are doing this year in what I call the commander emergency-response program."