The Collaborative International Dictionary of English v.0.48:

Toller \Toll"er\, n. [AS. tollere.]
   A toll gatherer. "Tollers in markets." --Piers Plowman.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Toller \Toll"er\, n.
   One who tolls a bell.
   [1913 Webster]

WordNet (r) 3.0 (2006):

toller
    n 1: a person who rings church bells (as for summoning the
         congregation) [syn: toller, bell ringer, ringer]
    2: someone employed to collect tolls [syn: tollkeeper,
       tollman, tollgatherer, toll collector, toll taker,
       toll agent, toller]