Source : Webster's Revised Unabridged Dictionary (1913)

Pennyworth \Pen"ny*worth`\, n.
   1. A penny's worth; as much as may be bought for a penny. ``A
      dear pennyworth.'' --Evelyn.

   2. Hence: The full value of one's penny expended; due return
      for money laid out; a good bargain; a bargain.

            The priests sold the better pennyworths. --Locke.

   3. A small quantity; a trifle. --Bacon.

Source : WordNet®

pennyworth
     n : the amount that can be bought for a penny [syn: {penn'orth}]