impetuous

Someone impetuous acts too hastily or carelessly. Hotheaded, impulsive folks are impetuous.

If you're a careful person who thinks everything through and doesn't act rashly, then you're not very impetuous. Impetuous has to do with doing things on the spur of the moment — and not good things. Being impetuous usually goes along with being impatient and easily angered. If you're impetuous, you act quickly and thoughtlessly when you should just take a deep breath, relax, and think about the best thing to do.

DEFINITIONS OF: impetuous

1

adj characterized by undue haste and lack of thought or deliberation

“an impetuous display of spending and gambling”
Synonyms:
brainish, hotheaded, impulsive, madcap, tearaway
incautious
lacking in caution

adj marked by violent force

impetuous heaving waves”
Synonyms
forceful
characterized by or full of force or strength (often but not necessarily physical)
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