diddlysquat
       n : a small worthless amount; "you don't know jack" [syn: jack,
            diddly-squat, diddly-shit, diddlyshit, diddly, diddley,
            squat, shit]
  diddly-squat
       n : a small worthless amount; "you don't know jack" [syn: jack,
            diddlysquat, diddly-shit, diddlyshit, diddly, diddley,
            squat, shit]