Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
horsemint is a noun meaning "an annual horsemint of central and western United States and northern Mexico". It carries 3 recorded senses.
an annual horsemint of central and western United States and northern Mexico
tall erect perennial or annual having lanceolate leaves and heads of purple-spotted creamy flowers; many subspecies grown from eastern to southwestern United States and in Mexico
a coarse Old World wild water mint having long leaves and spikelike clusters of flowers; naturalized in the eastern United States
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for horsemint come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.