ar·gem·o·ne \ärˈjemənē; ˈäjəˌmōnē, ˌ ̷ ̷ ̷ ̷ˈ ̷ ̷ ̷ ̷\noun Etymology: New Latin, from Latin, wind rose (Papaver argemone), from Greek argemōnē 1.capitalized: a genus of American herbs (family Papaveraceae) having yellow sap, prickly leaves, and showy white or yellow flowers — see prickly poppy 2.-s: a plant of the genus Argemone