n. The act of casting down; a casting down; prostration.n. Depression; diminution.n. In medicine: Fecal discharge; evacuation.n. The matter discharged or voided; dejecta: often in the plural: as, the dejections of cholera; watery dejections.n. 4. The state of being downcast; depression or lowness of spirits; melancholy.n. In astrology, the house furthest removed from the exaltation of a planet.n. In geology, volcanic debris; a sediment of volcanic origin.