Definitions for scorekeeperˈskɔrˌki pər, ˈskoʊr-
Random House Webster's College Dictionary
score•keep•erˈskɔrˌki pər, ˈskoʊr-(n.)
an official of a sports contest who keeps record of the score.
Origin of scorekeeper:
an official who records the score during the progress of a game
Someone who keeps track of the score at a sporting event or other contest.