0 The business end of something, such as a knife or a gun, is the end that does the work or damage rather than the handle.
John Brown reversed the net, and, lying flat on the wharf, gingerly thrust the business end of the contrivance through the opening and into the dark, weed-streaked water.
Mr. Barry came back with Anne, carrying a coil of rope to which was attached a claw-like instrument that had been the business end of a grubbing fork.
Senator, may I trouble you to depress the business end of that syphon?
Something seemed to tell him who was at the business end of that knocker.
