1. excessively bold or daring; recklessly confident

Examples

• His overbold attempt to climb the mountain without proper equipment nearly cost him his life.
• The young soldier’s overbold charge into enemy territory endangered his entire unit.
• She made an overbold prediction that the company would triple its profits within a year.
• The student’s overbold challenge to the professor’s expertise was met with silence.
• His overbold investment strategy led to significant financial losses.
• The explorer’s overbold journey into uncharted territory proved foolhardy.