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 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).
The short, front hair combed down over the forehead, esp. when cut squarely across; a false front of hair similarly worn.
The radiation left over from the Big Bang is the same as that in your microwave oven but very much less powerful. It would heat your pizza only to minus 271.3*C - not much good for defrosting the pizza, let alone cooking it. Stephen Hawking