Definition of "guidon" [gui•don]

• A small flag or pennant carried as a standard by a military unit. (noun)
• A soldier bearing such a flag or pennant. (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.

• "In the Barron's metaphor, Tancredo picking up the guidon was a noble and courageous act, rallying the troops."
• "He called the guidon Culbertson found a "national treasure.""
• "Since 1895, the silk American flag, called a guidon, has been the property of the Detroit"