Definition of "trooper" []

• A member of a unit of cavalry. (noun)
• A cavalry horse. (noun)
• A mounted police officer. (noun)
• A state police officer. (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.

• "He said: "Maggie not only is one of our finest actresses, she's also what we call a trooper, she would just get on with her work and she just did it unflinchingly and marvellously and with a great deal of wit, her sharp wit that she retained throughout the whole shoot even though she hadn't been very well.""
• "Not only is there the voice changer that allows your child to say anything in the voice of the clone trooper from the movie and tv cartoon series, it also is loaded with many popular sayings from the shows."
• "Another right-wing moral trooper from the Independent and Sovereign Nation of South Carolina."