Vocabulary What does 行司 (ぎょうじ, gyouji) mean? 行司 (ぎょうじ, gyouji) means referee. Quick factsReadingぎょうじRomajigyoujiPart of speechnoun 行司ぎょうじgyoujireferee1noun refereeKanji in this word行to go司administering, in charge of; official