vt.

1. 浪費；濫用；未充分利用[（+on）]
   Don't waste your time and energy on trifles.

   別把你的時間和精力浪費在瑣事上。

2. 消耗；使消瘦；使衰弱
3. 使荒蕪；使荒廢
   The drought wasted the land.

   旱災使田地荒蕪。

4. 【俚】殺害，謀殺

vi.

1. 被浪費
2. 消瘦[（+away）]
   She is wasting away from an illness.

   她因病消瘦了。

n.

1. 浪費；濫用[U][S][（+of）]
   Doing such a job is a waste of his talents.

   做這種工作是在浪費他的才能。

2. 廢（棄）物；廢料[U][P1]，排泄物
   A lot of poisonous waste from the chemical works polluted the river.

   化工廠的許多有毒廢料汙染這條河。

3. 荒地，荒野[P1]
   Few animals can exist in the frozen wastes of the Arctic.

   幾乎沒有動物能在北極洲冰封的荒蕪地區生存。

4. 一大片[S]
5. 消耗，損耗；毀壞[U]
6. 忽略不用，錯過[U]

a.

1. 廢棄的，無用的
   Throw out that waste paper.

   把廢紙扔掉。

2. 盛放廢物的，排除廢物的
3. 荒蕪的；荒廢的；未開墾的
   It was a stretch of waste land.

   那是一片荒地。

v.

1. use carelessly, extravagantly, or to no purpose.
   ▸ (usu. be wasted on) expend on an unappreciative recipient:

   small talk was wasted on him.
   ▸fail to make full or good use of.
2. (often waste away) become progressively weaker and more emaciated.
3. literary lay waste to.
4. N. Amer. informal kill or severely injure.
5. [as adj. wasted] informal under the influence of alcohol or illegal drugs.
6. literary (of time) pass away.

adj.

1. eliminated or discarded as no longer useful or required.
2. (of an area of land, typically an urban one) not used, cultivated, or built on.

n.

1. an act or instance of wasting.
2. unusable or unwanted material.
3. a large area of barren, typically uninhabited land.
4. Law  damage to an estate caused by an act or by neglect, especially by a life tenant.