
1) Ball game 2) Roller sport 3) Team sport 4) Variation of hockey
Found on
https://www.crosswordclues.com/clue/roller-hockey

Roller hockey is a form of hockey played on a dry surface using roller skates, skates with wheels. The term `Roller Hockey` is often used interchangeably to refer to two variant forms chiefly differentiated by the type of skates and sticks used. There is traditional `Roller hockey` (Quad hockey, Rink hockey), played with quad skates, and `Inl...
Found on
http://en.wikipedia.org/wiki/Roller_hockey
[quad] Roller Hockey (Quad) or just roller hockey (in British English) or rink hockey (in American English), is a team sport that enjoys significant popularity in a number of Latin countries. Two five-man teams (four skaters and one goalkeeper) try to drive the ball with their sticks into the opponents` goal. The ball can only be put in mot...
Found on
http://en.wikipedia.org/wiki/Roller_hockey_(quad)

Roller Hockey is a team game similar to ice hockey but played on roller- skates. The stick players use is flat on both sides, and either side may be used to strike the ball. Teams consist of five players, and a game is played of two 15 minute periods each way (20 minutes in international matches).
Found on
http://www.probertencyclopaedia.com/browse/OR.HTM
No exact match found.