defenseman 🔊 Listen to this < /dɪˈfɛns mən, -ˌmɛn/. Sports. a player in certain games, as ice hockey or lacrosse, who lines up in a defensive zone or position. Fantasy top 50 defenseman rankings for 2017-18 Fantasy defenseman rankings for 2017-18 Ranking the NHL’s 30 No. 1 defensemen | Liberal Dictionary Fantasy defenseman rankings for 2016-17 Evaluating Defensemen Share Facebook Twitter Google +