mœurs — meaning in English French → English · translate English → French instead English meaning manners noun Socially accepted ways of behaving politely, especially toward others. mores noun The unwritten customs and moral standards that a particular group or society expects people to follow. Senses mœurs is used for these senses in English: manners Etiquette. mores A set of moral norms or customs derived from generally accepted practices rather than written laws. Related French words manières coutume