Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
warhorse is a noun meaning "a work of art (composition or drama) that is part of the standard repertory but has become hackneyed from much repetition". It carries 3 recorded senses.
a work of art (composition or drama) that is part of the standard repertory but has become hackneyed from much repetition
drama
horse used in war
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 warhorse come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.