(dump) v.t.
1. To drop or throw down abruptly or heavily.
2. To empty out, as from a container.
3. To empty (a container), as by overturning.
4. To throw (goods or commodities) on a market, especially a foreign market, in quantity and at low prices.
5. To get rid of; throw away.
—v.i.
6. To fall or drop.
7. To unload goods or commodities.
8. To unload.
—noun
1. A dumping ground; especially, a place where city refuse is dumped.
2. That which is dumped.
3. A place where ammunition, stores, or supplies are held for rapid distribution.
4. U.S. Slang A poor, ill–kept dwelling or place; also, lodgings.
5. A leaden counter used by boys in various games.
6. Something short, thick, and heavy.
7. Brit. A large globular sweetmeat; a bull's–eye.
8. A coin more or less thick and shapeless. [ME <Scand. Cf. Norw. dumpa fall suddenly.]
—dump′er noun

(dump) noun
1. plural A gloomy state of mind; melancholy.
2. Obs. A slow, melancholy dance, or the music for it. [Cf. MD domp mental haze]