Looking for the meaning or definition of the word troll? Here's what it means.
Noun
(fantasy) A supernaturalbeing of varying size, now especially a grotesquehumanoid creature living in caves or hills or under bridges. [from early 17th c.]
(astronomy)Opticalejections from the top of the electrically active core regions of thunderstorms that are red in color that seem to occur after tendrils of vigorous sprites extend downward toward the cloud tops.
(intransitive) To trundle, to roll from side to side. [from early 15th c.]
(transitive, figuratively) To draw someone or something out, to entice, to lure as if with trailing bait. [from the 1500s]
(intransitive, fishing, by extension) To fish using a line and bait or lures trailed behind a boat similarly to trawling; to lure fish with bait. [from circa 1600]
(transitive) To angle for with a trolling line, or with a hook drawn along the surface of the water; hence, to allure.
(transitive) To fish in; to try to catch fish from.
(intransitive, Internet slang) (to post inflammatory material so as) to attempt to lure others into combative argument for purposes of personal entertainment and/or gratuitous disruption, especially in an online community or discussion [from late 20th c.]
(transitive, Internet slang) By extension, to incite anger (including outside of an Internet context); to provoke, harass or annoy.
Noun
An instance of trolling, especially, in fishing, the trailing of a baited line. [from circa 1600]
(colloquial) A person who provokes others (chiefly on the Internet) for their own personal amusement or to cause disruption. [from late 20th c.]
Verb
(transitive, intransitive, obsolete) To move circularly; to roll; to turn. [from the 15th c.]
(transitive, obsolete) To send about; to circulate, as a vessel in drinking.
(transitive, intransitive, archaic) To sing the parts of in succession, as of a round, a catch, and the like; also, to sing loudly, freely or in a carefree way. [from the 16th c.]