← BackshareGuessnoncitizen/nɑnˈsɪtɪzən/nounA person who is not a legal member of a country; an alien or foreign national.Noncitizens must apply for a visa to enter the country.Many noncitizens contribute to the local economy.The law protects the rights of noncitizens living here.SynonymsalienforeignerAntonymscitizen