The DICT Development Group

  Pinch \Pinch\, n.
     1. A close compression, as with the ends of the fingers, or
        with an instrument; a nip.
        [1913 Webster]
  
     2. As much as may be taken between the finger and thumb; any
        very small quantity; as, a pinch of snuff.
        [1913 Webster]
  
     3. Pian; pang. "Necessary's sharp pinch." --Shak.
        [1913 Webster]
  
     4. A lever having a projection at one end, acting as a
        fulcrum, -- used chiefly to roll heavy wheels, etc. Called
        also pinch bar.
        [1913 Webster]
  
     At a pinch, On a pinch, in an emergency; as, he could on
        a pinch read a little Latin.
        [1913 Webster]

  pinch bar
      n 1: a lever with a pointed projection that serves as a fulcrum;
           used to roll heavy wheels

  23 Moby Thesaurus words for "pinch bar":
     bar, beam, boom, cant hook, claw bar, crank, crow, crowbar,
     handspike, iron crow, jimmy, lever, limb, marlinespike, outrigger,
     peavey, pedal, prize, pry, ripping bar, spar, treadle,
     wrecking bar