Definition of clunker
1 : an old or badly working piece of machinery; especially : a dilapidated automobile
2 : someone or something notably unsuccessful <told a joke that was a real clunker>
Examples of clunker in a sentence
My first car was an old clunker that kept breaking down.
That joke was a real clunker.
The director's recent films have all been clunkers.
First Known Use of clunker
CLUNKER Defined for English Language Learners
Definition of clunker for English Language Learners
: an old car or machine that does not work well
: something that is a complete failure
Seen and Heard
What made you want to look up clunker? Please tell us where you read or heard it (including the quote, if possible).