impulsiveadjective
uk/ɪmˈpʌl.sɪv/us/ɪmˈpʌl.sɪv/C2 showing behaviour in which you do things suddenly without any planning and without considering the effects they may have:
Don't be so impulsive - think before you act.
an impulsive man/decision/gesture
Thesaurus: synonyms and related words
Doing things without fear or proper thought
- bravado
- daredevil
- desperado
- devil-may-care
- foolhardy
- impetuous
- impulsiveness
- lemming
- like lemmings idiom
- like there is/was no tomorrow idiom
- precipitation
- rash
- second thought
- snap
- thought
- throw
- throw caution to the wind/winds idiom
- tomorrow
- trigger-happy
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impulsively
adverb uk/ɪmˈpʌl.sɪv.li/us/ɪmˈpʌl.sɪv.li/