Definition of dropper

• n. - One who, or that which, drops. Specif.: (Fishing) A fly that drops from the leaden above the bob or end fly.
• n. - A dropping tube.
• n. - A branch vein which drops off from, or leaves, the main lode.
• n. - A dog which suddenly drops upon the ground when it sights game, -- formerly a common, and still an occasional, habit of the setter.