concentrated fire concentrated fire /ˌkɒnˈsɛntreɪtɪd ˈfaɪə/

noun

1. Fire from two or more weapons directed at a single target or area (as fire by batteries of two or more warships)  ( concentrated fire , massed fire )
   fire from two or more weapons directed at a single target or area (as fire by batteries of two or more warships)