To beat, as with a club or cudgel; to treat with violence; to handle roughly.
To beat or thump, or to cause (something) to hit or strike against another object, in such a way as to make a loud noise; as, to bang a drum or a piano; to bang a door (against the doorpost or casing) in shutting it.
To make a loud noise, as if with a blow or succession of blows; as, the window blind banged and waked me; he was banging on the piano.
A blow as with a club; a heavy blow.
The loud sound produced by a sudden concussion or explosion.
a vigorous blow; "the sudden knock floored him"; "he took a bash right in his face"; "he got a bang on the head"
a sudden very loud noise