a.

1. 吝啬的，小气的[（+about/over/with）]
   Her husband is very mean about money.

   她的丈夫在金钱上很吝啬。

2. 卑鄙的，心地不好的[（+to）]
   That was a mean trick!

   那是一个卑劣的诡计！

3. 【美】【口】脾气暴躁的，难驾驭的
4. 卑贱的；鄙陋的
   The young couple made their home in a mean dwelling.

   这对年轻夫妇在一个简陋的住处安了家。

5. 不舒服的
6. 低劣的，平庸的
   It was no mean feat to get him to agree.

   要他同意绝非易事。

7. 【美】【俚】出色的，很棒的
   He played a mean game of chess yesterday.

   昨天他下了一盘十分出色的棋。

vt.[W]

1. （言词等）表示……的意思[+（that）]
   What does the phrase mean?

   这短语是什么意思？

2. 意指，意谓[+（that）][+wh-]
   I realized what he meant.

   我明白他的意思了。

   By "the cities" I mean the big cities in particular.

   我所说的“城市”主要是指大城市。

   Don't think I am joking; I mean business.

   不要以为我是在开玩笑，我可是当真的。

3. 意欲，意图，打算[+to-v][O1][O2]
   I mean her no harm.

   我无意伤害她。

   Do you mean to go without money?

   你想身无分文就走吗？

4. 意谓着；有……的意义[+（that）][+v-ing][（+to）]
   To a certain extent, to raise wages means increasing purchasing power.

   在一定程度上，提高工资意味着增加购买力。

5. 指定；预定[H][（+for）][+to-v]
   The apartment was originally meant for five.

   这套房间本来是准备给五口人住的。

vi.[W]

1. 用意

a.[B]

1. 中间的，中等的，中庸的
2. 平均的；普通的
   What is the mean temperature in that locality?

   那个地方的平均气温是多少？

n.[S1]

1. 中间，中部；中庸
   We must strike a mean and find a house that's not too big or too small.

   我们得采取折衷办法，找一所不太大也不太小的房子。

2. 【数】平均（值），中数

v.

1. intend to convey or refer to.
   ▸(of a word) have as its signification in the same language or its equivalent in another language.
   ▸ (mean something to) be of a specified degree of importance to.
2. intend to occur or be the case.
   ▸ (be meant to do something) be supposed to do something.
   ▸ (often be meant for) design or destine for a particular purpose.
   ▸ (mean something by) have as a motive or excuse in explanation.
3. have as a consequence or result.

adj.

1. chiefly Brit. unwilling to give or share things, especially money.
2. unkind or unfair.
   ▸N. Amer. vicious or aggressive.
3. poor in quality and appearance.
   ▸(of a person's mental ability) inferior.
4. dated of low birth or social class.
5. informal excellent.

n.

1. (also arithmetic mean) the average of a set of quantities. See also geometric mean.
2. a condition, quality, or course of action equally removed from two opposite extremes.

adj.

1. calculated as a mean.
2. equally far from two extremes.