According to the Webster dictionary: TROLL
1. To fish for by trailing a baited line from behind a slowly moving boat. 2. To trail (a baited line) in fishing. 3. To sing in succession the parts of (a round, for example). 4. To sing heartily: troll a carol. 5. To roll or reolve.-intr. 1. To fish by trailing a line, as from a moving boat. 2. To sing heartily or gaily. 3. To by sung or uttered in a rolling, hearty manner: The tune trolled on. 4. To roll or spin around. 5. Obsolete. To wander about; to ramble. -n. 1. Obsolete. A vocal composition in successive parts; a round. 2. The act of trolling for fish. 3. A lure used for trolling, as a spoon or spinner.
A supernatural creature of Scandinavian folklore variously portrayed as a friendly or mishchievous dwarf, or sometimes a giant, that lives in caves, in the hills, or under bridges.
Quit giving these people more than the dictionary term for them! Webster says that they are not what they think they are. Happy trolling!