If you pluck a guitar or other musical instrument, you pull the strings with your fingers and let them go, so that they make a sound. Nell was plucking a harp
Especially, to pull with sudden force or effort, or to pull off or out from something, with a twitch; to twitch; also, to gather, to pick; as, to pluck feathers from a fowl; to pluck hair or wool from a skin; to pluck grapes
If you pluck something from somewhere, you take it between your fingers and pull it sharply from where it is. He plucked the cigarette from his mouth and tossed it out into the street