expression, ichidan verb
go too far; go to excess; overdo it
Used when someone exceeds reasonable limits in behavior, speech, or actions. Often implies a negative consequence or criticism.
冗談でも度を過ぎると相手を傷つける。
Even if it's a joke, if you go too far you'll hurt the other person.
彼は酒の度を過ぎて、ついに倒れてしまった。
He overdid it with alcohol and finally collapsed.