to drop the ball (to drop the ball)

Idiom Mistake

意味

to make a mistake; to fail at something important

間違いを犯す; 重要なことを失敗する (machigai o okasu; jūyōna koto o shippai suru)

例文

"He really dropped the ball by forgetting the meeting."

"彼は会議を忘れて本当にボールを落とした。" (kare wa kaigi o wasurete hontōni **bōru o otoshita**)