split decision

/S P L IH1 T D IH0 S IH1 ZH AH0 N/
noun
  1. 1

    A decision that is not unanimous made by a panel of decision-makers, such as an appellate court.

  2. 2

    (competitive fighting) an outcome in several full-contact combat sports where two of the three judges score for the same fighter as the winner, while the third judge scores for the other fighter.

Source: https://en.wiktionary.org/wiki/split%20decision