Troll \Troll\, n. [Icel. troll. Cf. Droll, Trull.]

(Scand. Myth.) A supernatural being, often represented as of diminutive size, but sometimes as a giant, and fabled to inhabit caves, hills, and like places; a witch.

Troll flower. (Bot.) Same as Globeflower
   (a) .

Source: Webster's Revised Unabridged Dictionary (1913)
 

Troll \Troll\, v. i.

1. To roll; to run about; to move around; as, to troll in a coach and six.

2. To move rapidly; to wag. --F. Beaumont.

3. To take part in trolling a song.

4. To fish with a rod whose line runs on a reel; also, to fish by drawing the hook through the water.

Their young men . . . trolled along the brooks that abounded in fish. --Bancroft.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Troll \Troll\, v. t. [imp. & p. p. Trolled; p. pr. & vb. n. Trolling.]

[OE. trollen to roll, F. tr[^o]ler, Of. troller to drag about, to ramble; probably of Teutonic origin; cf. G. trollen to roll, ramble, sich trollen to be gone; or perhaps for trotler, fr. F. trotter to trot (cf. Trot.). Cf. Trawl.]

1. To move circularly or volubly; to roll; to turn.

To dress and troll the tongue, and roll the eye. --Milton.

2. To send about; to circulate, as a vessel in drinking.

Then doth she troll to the bowl. --Gammer Gurton's Needle.

Troll the brown bowl. --Sir W. Scott.

3. To sing the parts of in succession, as of a round, a catch, and the like; also, to sing loudly or freely.

Will you troll the catch ? --Shak.

His sonnets charmed the attentive crowd, By wide-mouthed mortaltrolled aloud. --Hudibras.

4. To angle for with a trolling line, or with a book drawn along the surface of the water; hence, to allure.

5. To fish in; to seek to catch fish from.

With patient angle trolls the finny deep. --Goldsmith.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Troll \Troll\, n.

1. The act of moving round; routine; repetition. --Burke.

2. A song the parts of which are sung in succession; a catch; a round.

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.

3. A trolley.

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.

Source: Webster's Revised Unabridged Dictionary (1913)