1. The act of precipitating, or the state of being precipitated, or thrown headlong. In peril of precipitation From off rock Tarpeian. Shak. 2. A falling, flowing, or rushing downward with violence and rapidity. The hurry, precipitation, and rapid motion of the water, returning . . . towards the sea. Woodward. 3. Great hurry; rash, tumultuous haste; impetuosity. "The precipit...