clinker
noun/ˈklɪŋkə(r)/
/ˈklɪŋkər/
- [uncountable, countable] the hard rough substance left after coal has burnt at a high temperature; a piece of this substance
- [singular] (North American English) a wrong musical note
- The singer hit a clinker.
Word Originsense 1 mid 17th cent.: from obsolete Dutch klinckaerd (earlier form of klinker), from klinken ‘to clink’.sense 2 late 17th cent. (denoting a person or thing that clinks): from clink ‘a sharp ringing sound’ + -er. The current sense dates from the 1930s.
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clinker