constable UK /ˈkʌn.stə.bəl/US /ˈkɑn.stə.bəl/noun 7verb 1forms 3phrases 1 noun7 •a police officer with the lowest rank, in Britain and some other countries •(UK) A police officer or an officer with equivalent powers. •(US) An elected or appointed public officer, usually at municipal level, responsible for maintaining order or serving writs and court orders. •(historical) An officer of a noble court in the Middle Ages, usually a senior army commander. (See also marshal). •The warden of a castle. •An elected head of a parish (also known as a connétable) •A large butterfly, Dichorragia nesimachus, family Nymphalidae, of Asia. verb1 •(old-fashioned) To act as a constable or policeman. formsconstabled · constabling · constables Phrases with constable outrun the constableTo spend more than one's income; to get into debt.