can·non·ade 
(kăn′ə-nād)
(kăn′ə-nād)v. can·non·ad·ed, can·non·ad·ing, can·non·ades
v.tr.
To assault with heavy artillery fire.
v.intr.
To deliver heavy artillery fire.
n.
1. An extended, usually heavy discharge of artillery.
2. A harsh verbal or physical attack.
[From French canonade, discharge of artillery, from Italian cannonata, from cannone, cannon, from Old Italian; see CANNON.]