What does "bombard" mean?

Additional senses

1. 2.A large drinking vessel or can, or a leather bottle, for carrying liquor or beer. [Obs.] Yond same black cloud, yond huge one, looks like a foul bombard that would shed his liquor. Shak.
2. 3.pl. Padded breeches. [Obs.] Bombard phrase, inflated language; bombast. [Obs.] B. Jonson.
3. 4.See Bombardo. [Obs.]
4. 5.To attack with bombards or with artillery; especially, to throw shells, hot shot, etc., at or into. Next, she means to bombard Naples. Burke. His fleet bombarded and burnt down Dieppe. Wood.