Roller-derby
Trademark.
1.
a contest between two teams on roller skates, held on a circular, usually banked board track, in which the teams race around the track in each unit of play, working to free a teammate or teammates for the opportunity to score by lapping one or more opponents.
roller derby
noun
1.
a race on roller skates, esp one involving aggressive tactics
Read Also:
- Roller-gate
noun 1. (on certain dams) a cylindrical gate that rises and falls by rotating against inclined racks.
- Roller-hockey
noun 1. a game similar to ice hockey played on roller skates.
- Roller-mill
noun 1. any mill that pulverizes, flattens, or otherwise changes material, as grain, by passing it between rolls.
- Roller-rink
noun 1. a rink for roller-skating.
- Rollerskate
or rollerskate [roh-ler-skeyt] /ˈroʊ lərˌskeɪt/ verb (used without object), roller-skated, roller-skating. 1. to glide about by means of roller skates.