bang away
1
Strike repeatedly, as in Mary is always banging away on the piano, or The doorbell must be broken; see who is banging away at the door. [First half of 1800s] Also see bang out.
Show More
2
Go ahead; begin or continue. This slangy imperative usually calls merely for energetic action, as in You can start without me—bang away. Also see go to (it), def. 3.
Show More
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.