To fish for by trailing a baited line from behind a slowly moving boat.
To fish in by trailing a baited line: troll the lake for bass.
To trail (a baited line) in fishing.
To sing in succession the parts of (a round, for example).
To sing heartily: troll a carol
troll·ing, trolls
v. tr.
To fish for by trailing a baited line from behind a slowly moving boat. To fish in by trailing a baited line: troll the lake for bass. To trail (a baited line) in fishing. To sing in succession the parts of (a round, for example). To sing heartily: troll a carol