impf & ·p.p. of cannonade.
2. cannonade ·noun fig.; a loud noise like a cannonade; a booming.
3. cannonade ·vi to discharge cannon; as, the army cannonaded all day.
4. cannonade ·vt to attack with heavy artillery; to batter with cannon shot.
5. cannonade ·noun 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.