Trol"ley, Trol"ly (?), n. (a)
A form of truck which can be tilted, for carrying railroad materials, or the like.
A narrow cart that is pushed by hand or drawn by an animal.
[Eng.] (c) Mach.
A truck from which the load is suspended in some kinds of cranes.
(d) Electric Railway
A truck which travels along the fixed conductors, and forms a means of connection between them and a railway car.
<-- (e) An elongated structure along a roadway containing conducting wire suspended from insulated supports at some height above the street, to provide electrical power for a trolley car.
(f) A trolley car.
<-- Trolley line, (a) A trolley(e). (b) The path along which a trolley(e) runs. -- Trolley car, a wheeled car powered by electricity drawn from a trolley, and thus constrained to follow the trolley lines. -->
© Webster 1913.