horsemint

[hawrs-mint] /ˈhɔrsˌmɪnt/
noun
1.
a wild mint, Mentha longifolia, introduced into America from Europe, having spikes of lilac flowers.
2.
any of various other wild mints as the New World Monarda punctata.
Origin
1225-75; Middle English; see horse, mint1
Examples from the web for horsemint
  • Crushed leaves of bergamot or horsemint are highly aromatic but a trifle rank.
  • Common names include nettle-leafed giant hyssop, horsemint.
British Dictionary definitions for horsemint

horsemint

/ˈhɔːsˌmɪnt/
noun
1.
a hairy European mint plant, Mentha longifolia, with small mauve flowers: family Lamiaceae (labiates)
2.
any of several similar and related plants, such as Monarda punctata of North America