heroine UK /ˈhɛɹəʊɪn/US /ˈhɪɹoʊɪn/noun 2adjective 1forms 1 noun2 •A female hero. •A female lead character. adjective1 •(rare) Characteristic of a heroine; heroic.Her Brows soft Fur was of a paler Dye, / Conformable to that which prettily / Peep’d on her upper Lip, and cowardly / Made shew of Heroine Virility. — 1669 formsheroines