dropp

n. 1. One who, or that which, drops. Specif.: (Fishing) A fly that drops from the leader above the bob or end fly. [ 1913 Webster ]

2. A dropping tube, usually of glass or plastic with a narrow opening at the tip and a rubber bulb at the top which can be squeezed to control intake or outflow of the fluid. The word is used in combinations with obvious significance, as eye dropper, medicine dropper, etc.
Syn. -- eye dropper. [ 1913 Webster +PJC ]

3. (Mining) A branch vein which drops off from, or leaves, the main lode. [ 1913 Webster ]

4. (Zool.) A dog which suddenly drops upon the ground when it sights game, -- formerly a common, and still an occasional, habit of the setter. [ 1913 Webster ]

n. 1. The action of causing to drop or of letting drop; falling. [ 1913 Webster ]

2. pl. That which falls in drops; the excrement or dung of animals; -- often used in the plural. [ 1913 Webster ]

Dropping bottle, an instrument used to supply small quantities of a fluid to a test tube or other vessel. --
Dropping fire, a continued irregular discharge of firearms. --
Dropping tube, a tube for ejecting any liquid in drops. [ 1913 Webster ]

adv. In drops. [ 1913 Webster ]