BANG

To beat, as with a club or cudgel; to treat with violence; to handle roughly. The desperate tempest hath so banged the Turks. Shak.

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. Many a stiff thwack, many a bang. Hudibras.

The sound produced by a sudden concussion.

To cut squarely across, as the tail of a hors, or the forelock of human beings; to cut (the hair). His hair banged even with his eyebrows. The Century Mag.

The short, front hair combed down over the forehead, esp. when cut squarely across; a false front of hair similarly worn. His hair cut in front like a young lady's bang. W. D. Howells.