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. --
Something seemed to tell him who was at the business end of that knocker.
Senator, may I trouble you to depress the business end of that syphon?
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.
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.
