BLUEBOTTLE Meaning of BLUEBOTTLE in English n.1 a large buzzing fly, Calliphora vomitoria, with a metallic-blue body. Also called BLOWFLY. 2 Austral. a Portuguese man-of-war. 3 a dark blue cornflower. 4 Brit. colloq. a policeman. Oxford English vocab. Оксфордский английский словарь. 2012