| Main Entry: | knee-jerk reaction |
| Part of Speech: | noun |
| Definition: | automatic response |
Synonyms: |
Pavlovian response, absence of thought, automatic reaction, gut reaction, involuntary impulse |
| Main Entry: | knee jerk |
| Part of Speech: | noun |
| Definition: | involuntary kick or reaction |
Synonyms: |
automatic response, involuntary impulse, knee jerk reaction, patellar reflex, quadriceps reflex, reflex |