I. troll¹ /trəʊl, trɒl $ troʊl/ noun [countable]
[Date: 1600-1700; Language: Norwegian; Origin: troll and Danish trold, from Old Norse troll 'evil creature, giant']
an imaginary creature in stories that looks like an ugly person

[TahlilGaran] Dictionary of Contemporary English ▲

II. troll² verb [intransitive and transitive] American English

1. to try to remove something from a river, ocean etc by pulling a rope, line etc through the water:
Ships towing huge magnets trolled the ocean floor.
troll for
I would troll for fish from the rowboat.

2. to try to obtain something by searching, asking people etc Synonym : trawl British English
troll (something) for something
Stewart spent hours trolling the Web for information.

[TahlilGaran] Dictionary of Contemporary English ▲