mass noun
1- a natural oily or greasy substance occurring in animal bodies, especially when deposited as a layer under the skin or around certain organs脂肪; 肥肉。
1.1
- a substance of this type, or a similar one made from plant products, used in cooking（烹饪用的动物或植物）脂油。
1.2
- the presence of an excessive amount of such a substance in a person or animal, causing them to appear corpulent肥胖：
he was a tall man, running to fat.
他个子高, 而且在快速发胖。
1.3
- count noun Chemistry any of a group of natural esters of glycerol and various fatty acids, which are solid at room temperature and are the main constituents of animal and vegetable fat【化】（天然）油脂, 脂肪酸。 比较 OIL.
1
fatter, fattest
(of a person or animal) having a large amount of excess flesh（人, 动物）肥胖的：the driver was a fat wheezing man.
司机是个气喘吁吁的大胖子。
1.1
- (of an animal bred for food) made plump for slaughter（为食用而饲养的动物）育肥的。
1.2
- containing much fat油腻的; 肥的：
fat bacon.
油腻的熏咸肉。
1.3
- large in bulk or circumference体积大的; 粗的：
a fat cigarette.
粗支香烟。
1.4
- informal (of an asset or opportunity) substantial〈非正式〉（财产, 机会）相当多（或大）的：
a fat profit.
丰厚的利润。
1.5
- informal used ironically to express the belief that there is none or very little of something〈非正式〉“极大的”; “很多的”（用作反话, 表示没有或几乎没有）：
fat chance she had of influencing him.
她拥有左右他的可能性“极大”。
1.6
- (of coal) containing a high proportion of volatile oils（煤）肥的（指挥发油含量高）。
fatted, fatting
archaic make or become fat〈古〉（使）长肥：with obj. numbers of black cattle are fatted here大量的菜牛在这儿养得很肥
no obj. the hogs have been fatting.这些猪在不停地长膘
as adj. fatted a fatted duck.一只养得很肥的鸭子。
短语
the fat is in the fire
- trouble has been caused and is beginning事情麻烦了。
kill the fatted calf
- produce one's best food to celebrate, especially at a prodigal's return（尤指对浪子回头）设宴庆祝
- ORIGIN: with biblical allusion to Luke 15.
live off（或 on） the fat of the land
- have the best of everything过锦衣玉食的生活。
派生词
fatless
adjectivefatly
adverbfatness
nounfattish
adjective词源
Old English fǣtt 'well fed, plump', also 'fatty, oily', of West Germanic origin; related to Dutch vet and German feist.