bang

1 :  a resounding blow

2 :  a sudden loud noise —often used interjectionally

3a :  a sudden striking effectb :  a quick burst of energy start off with a bangc :  thrill I get a bang out of all this — W. H. Whyte

4 vulgar slang a :  an act of copulationb :  a sexual partner

5 informal :  exclamation point

:  right, directly ran bang up against more trouble

:  the front section of a person's hair when it is cut short and worn over the forehead —usually used in plural wore her bangs short <She had long hair with bangs.

:  to cut (hair) short and squarely across

:  to beat, strike, or shut with a loud noise bang a drum bang a door

1 :  a sudden loud noise

2 :  a hard hit or blow a bang on the head

3 :  ²thrill 1 I got a bang out of it.

:  hair cut short across the forehead —usually used in pl.