
1) Competition for painters 2) Competition on an indoor ring 3) Kansas City Bomber focus 4) Roller sport 5) Skating sport 6) Violent skating sport 7) Wild and crazy skating sport
Found on
https://www.crosswordclues.com/clue/roller-derby
[brand] Roller Derby Skate Corp is an American manufacturer and distributor of sporting goods, specializing in quad skates, inline skates, ice hockey skates, skateboards, skating accessories, and recently, through its acquisition of 360 Inc., sporting goods for water sports including body boards, surfboards and swim products. Roller Derby s...
Found on
http://en.wikipedia.org/wiki/Roller_Derby_(brand)

Roller derby is a contact sport played by two teams of five members roller skating in the same direction around a track. Game play consists of a series of short matchups (`jams`) in which both teams designate a scoring player (the `jammer`) who scores points by lapping members of the opposing team. The teams attempt to assist their own jammer ...
Found on
http://en.wikipedia.org/wiki/Roller_derby

the awesomest sport ever.
Found on
http://svrollergirls.wordpress.com/roller-derby-a-glossary/

(from the article `roller-skating`) Roller Derby was one of the first roller sports to succeed on the professional level. The sport originated in Chicago in 1935 as an endurance ...
Found on
http://www.britannica.com/eb/a-z/r/62

A contact sport played by roller skating around an oval track by two teams. Points are scored as the designated scoring player of both teams lap members of the opposing team.
Found on
https://www.encyclo.co.uk/local/22612
No exact match found.