“minion” in British English. See all translations. minionnoun [ C ] uk ​ /ˈmɪn.jən/ us ​ /ˈmɪn.jən/ usually disapproving. › a person who is not important and who has to do what another person of higher rank orders them to do: He sent one of his minions to do something about it. Thesaurus: synonyms and related words. Servants, slaves & underlings. below/above stairs idiom.