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A retcho, to retcho. Probably derived from "retchid" and "typo". Applied in the golf community for mistake in score (intentional or not).
Bobby shot a 7 on the last hole. He scored himself a 5. He proceeds to win the match by 1 stroke. He pulled a "retcho" on the other players. Bobby retcho'd his scores.
by golfguy7 August 05, 2011