Definition of "courier" []

• A messenger, especially one on official diplomatic business. (noun)
• A spy carrying secret information. (noun)
• A personal attendant hired to make arrangements for a journey. (noun)
• An employee of a travel agency serving as a guide for tourists. (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.

• "I have no time to give you further details, as we have not yet entirely recovered from the confusion at the battle, and a courier is about leaving with despatches."
• "A money courier is being sought who may have funneled the 30-year-old budget analyst cash, an official told the AP, speaking on condition of anonymity because of the sensitivity of the investigation."
• "But in the Dead Run world, being a courier is deadly business."