barrage

Short definition from Wiktionary

Noun

1. 1
   An artificial obstruction, such as a dam, in a river designed to increase its depth or to divert its flow.
2. 2
   A heavy curtain of artillery fire directed in front of one's own troops to screen and protect them.
3. 3
   A concentrated discharge of projectile weapons.
4. 4
   An overwhelming outburst of words, especially of criticism.
5. 5
   A "next hit wins" contest to determine the winner of a bout in case of a tie.
6. 6
   Type of firework containing a mixture of firework types in one single-ignition package.

Verb

1. 1
   To direct a barrage at.