settle the score (with someone)
To get vengeance (on someone) for a past wrong or grievance; to punish someone for causing one harm or misfortune in the past. The former champion entered the competition looking to settle the score with the young player who dethroned him in the previous tournament. After five years in hiding from the law, Hofstadter decided it was time to return to town and settle the score.
settle the score
(with someone) Go to settle a score with someone.