(1):

(n.) The act of discharging cannon and throwing ball, shell, etc., for the purpose of destroying an army, or battering a town, ship, or fort; - usually, an attack of some continuance.

(2):

(n.) Fig.; A loud noise like a cannonade; a booming.

(3):

(v. i.) To discharge cannon; as, the army cannonaded all day.

(4):

(imp. & p. p.) of Cannonade

(5):

(v. t.) To attack with heavy artillery; to batter with cannon shot.