bluey /ˈbluː.i/noun 11adjective 1forms 3 noun11 •(Australia, informal) A blue cattle dog, especially a blue heeler. •(Australia, informal) A bluebottle. •(Australia, informal) A person with ginger hair. •(Australia, informal) A collection of clothes and other belongings rolled up into a bundle for carrying; a swag.‘Doc’ […] shouldered his bluey and whistled up his lame fox-terrier before formally wishing them all well. — 1985 •(Australia, informal) A bushman's blanket.Then we had to wring our blueys which were rotting in the swags, /And we saw the sugar leaking through the bottoms of the bags […] — 1896 •(Australia, informal) A blue singlet, especially one from the Bonds clothing label. •(informal) A blue film. •(UK, informal) Synonym of blue pill (“pill of Viagra”).He confessed: "You'd have to do a 'bluey' with her. It's one of those situations you think, 'I'm not risking it'. With really good-looking girls, the pressure's on." — 2010 •(informal, disapproving) An online troll who uses the blue check verification system on Twitter. •(informal) The metal lead. •(Australia, informal) A disposable underpad. adjective1 •Having a colour similar to blue. formsblueys · bluier · bluiest