1. acting or done quickly and without thought or care

Examples

• His impetuous decision to quit his job surprised everyone.
• She made an impetuous purchase and later regretted it.
• The impetuous young man rushed into the burning building.
• Her impetuous nature often got her into trouble.
• Don’t be so impetuous – think before you act.
• The impetuous driver sped through the red light.