Definition of "stinging nettle" []

• A dioecious perennial Eurasian herb (Urtica dioica) having stinging hairs, inconspicuous greenish flowers, and coarsely toothed leaves. (noun)
• A perennial herb (Cnidoscolus stimulosus) of the southeast United States, having stinging hairs and fragrant white flowers. (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.