clanger

1. (chiefly UK, Commonwealth, Ireland, informal, often in the phrase drop a clanger) A very noticeable mistake; an attention-getting faux pas.Examples: "In his speech, the best man got the bride's name wrong. What a clanger!"; "He dropped a real clanger when he criticized the paraplegic for not standing."; "When a woman heckler at Rayleigh shouted, “No more clangers!” Brown proudly rejoined: “Now listen, dear. My latest clanger was to say that people should be allowed to buy houses at lower rates of interest than you can get them for at the moment. I stand by that.”"Synonyms: blooper, blunder, boo-boo, faux pas, gaffe, pratfallCommonwealthIrelandUKinformal

2. (Australia, Australian rules football) A mistake made by a player; counted in the game statistics in the category "errors including frees against".Examples: "Geelong could not get their running game going and lapsed into clanger after clanger."Australia

3. (Australia, entomology) A cicada, Psaltoda claripennis, of New South Wales and Queensland, having an upper body of green and brown and clear wings with green veins.Australia