Puerto Rican UK /ˌpwɜː(ɹ).təˈɹiː.kən/US /ˌpɔɹ.təˈɹiː.kən/adjective 1noun 1forms 3 adjective1 •Of, from or relating to Puerto Rico or its people. noun1 •A person from Puerto Rico. formsPuerto Ricans · more Puerto Rican · most Puerto Rican