The Collaborative International Dictionary of English v.0.48:

Toll \Toll\, n. [OE. tol, AS. toll; akin to OS. & D. tol, G.
   zoll, OHG. zol, Icel. tollr, Sw. tull, Dan. told, and also to
   E. tale; -- originally, that which is counted out in payment.
   See Tale number.]
   1. A tax paid for some liberty or privilege, particularly for
      the privilege of passing over a bridge or on a highway, or
      for that of vending goods in a fair, market, or the like.
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   2. (Sax. & O. Eng. Law) A liberty to buy and sell within the
      bounds of a manor.
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   3. A portion of grain taken by a miller as a compensation for
      grinding.
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   Toll and team (O. Eng. Law), the privilege of having a
      market, and jurisdiction of villeins. --Burrill.

   Toll bar, a bar or beam used on a canal for stopping boats
      at the tollhouse, or on a road for stopping passengers.

   Toll bridge, a bridge where toll is paid for passing over
      it.

   Toll corn, corn taken as pay for grinding at a mill.

   Toll dish, a dish for measuring toll in mills.

   Toll gatherer, a man who takes, or gathers, toll.

   Toll hop, a toll dish. [Obs.] --Crabb.

   Toll thorough (Eng. Law), toll taken by a town for beasts
      driven through it, or over a bridge or ferry maintained at
      its cost. --Brande & C.

   Toll traverse (Eng. Law), toll taken by an individual for
      beasts driven across his ground; toll paid by a person for
      passing over the private ground, bridge, ferry, or the
      like, of another.

   Toll turn (Eng. Law), a toll paid at the return of beasts
      from market, though they were not sold. --Burrill.
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   Syn: Tax; custom; duty; impost.
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WordNet (r) 3.0 (2006):

toll bridge
    n 1: a bridge where toll is charged for crossing