Nickname for Oracle Arena in Oakland, California. The home of the 2015 NBA Champs the Golden State Warriors. Oracle is called Roaracle because it is the loudest arena in the NBA.
Guy1: Dude I can't hear anything after going to Roaracle last night!
Guy2: What?!? I can't hear you I was at Roaracle yesterday!
Guy2: What?!? I can't hear you I was at Roaracle yesterday!
by EntengN January 5, 2016