from
The Collaborative International Dictionary of English v.0.48
Troll \Troll\, n.
1. The act of moving round; routine; repetition. --Burke.
[1913 Webster]
2. A song the parts of which are sung in succession; a catch;
a round.
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Thence the catch and troll, while "Laughter, holding
both his sides," sheds tears to song and ballad
pathetic on the woes of married life. --Prof.
Wilson.
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3. A trolley.
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{Troll plate} (Mach.), a rotative disk with spiral ribs or
grooves, by which several pieces, as the jaws of a chuck,
can be brought together or spread radially.
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