Any of several flags bearing the motto "Don't Tread on Me" and a picture of a rattlesnake, used historically during the French and Indian War (1754-1763) and the Revolutionary War.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.