impulsive
adjective /ɪmˈpʌlsɪv/
/ɪmˈpʌlsɪv/
- (of people or their behaviour) acting suddenly without thinking carefully about what might happen because of what you are doing synonym impetuous, rash
- an impulsive decision/gesture
- You're so impulsive!
- He has an impulsive nature.
- He told me not to be impulsive but to think it over.
Oxford Collocations DictionaryImpulsive is used with these nouns:- act
- behaviour
Word Originlate Middle English (in the sense ‘tending to impel’): from French impulsif, -ive or late Latin impulsivus, from Latin impuls- ‘driven onwards’, from impellere, from in- ‘towards’ + pellere ‘to drive’. The current sense dates from the mid 18th cent.