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