say it: hahrt
hart is a noun meaning "United States playwright who collaborated with George S. Kaufman (1904-1961)". It carries 3 recorded senses.
United States lyricist who collaborated with Richard Rodgers (1895-1943)
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 hart come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.