a.

1. 有濕氣的；潮濕的
   It's damp and cold. I think it's going to rain.

   天氣又濕又冷。我看要下雨。

2. 消沉的，沮喪的

n.[U]

1. 濕氣，潮濕
   There's still damp in these clothes.

   這些衣服還有點潮。

2. （礦井）瓦斯；有毒氣體
3. 【古】消沉，沮喪

vt.

1. 使潮濕
   Damp the cloth before you clean the windows.

   在擦玻璃窗之前，把揩布弄濕。

2. 使沮喪；抑制；降低
   The setback did not damp his zest.

   挫折沒有使他降低熱情。

3. 封（火），滅（火）
4. 【音】制止（琴弦）的音
5. 【物】使阻尼；使減幅

vi.

1. 變潮濕
2. 【物】阻尼，減幅

adj.

n.

1. moisture in the air, on a surface, or in a solid, typically with detrimental or unpleasant effects.
   ▸ (damps) archaic damp air or atmosphere.
2. archaic a check or discouragement.

v.

1. make damp.
2. (often damp something down) make (a fire) burn less strongly by reducing its air supply.
   ▸control or restrain (a feeling or a situation).
3. reduce or stop the vibration of (the strings of a musical instrument).
   ▸Physics  progressively reduce the amplitude of (an oscillation or vibration).