knee-jerk
adjective/ˈniː dʒɜːk/
/ˈniː dʒɜːrk/
[only before noun] (disapproving)- produced in reaction to something, without any serious thought
- It was a knee-jerk reaction on her part.
Oxford Collocations DictionaryKnee-jerk is used with these nouns:- decision
- reaction
- rejection
- …
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knee-jerk