rin /ɹɪn/noun 1verb 1forms 4 noun1 •A coin worth ¹⁄₁₀₀₀ of a Japanese yen, no longer in circulation. verb1 •(dialect) To run.O! gin I were where Gadie^([the name of a rivulet]) rins, — 1846 formsran · run · rinning · rins