The Collaborative International Dictionary of English v.0.48:
Scorer \Scor"er\, n. One who, or that which, scores. [1913 Webster]WordNet (r) 3.0 (2006):
scorer n 1: a player who makes a score in a game or contest 2: a logger who marks trees to be felled 3: an official who records the score during the progress of a game [syn: scorekeeper, scorer]