1. the quality of acting quickly without thinking carefully; rashness

Examples

• His impetuousness led him to quit his job without having another one lined up.
• The general’s impetuousness in battle often put his troops at unnecessary risk.
• She regretted the impetuousness of her decision to move across the country.
• The teenager’s impetuousness worried her parents, who feared she would make poor choices.
• His impetuousness was both his greatest strength and his fatal flaw.
• The coach tried to temper the young player’s impetuousness with discipline and strategy.