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English definition of “oil”

oil

noun  /ɔɪl/ us  

oil noun (FAT)

[C/U] thick, liquid fat obtained from plants which does not mix with water and is used esp. in cooking: [U] vegetable/corn/olive oil [U] I like oil and vinegar on my salad. [C] These cookies are made with soybean and palm oils.

oil noun (FUEL)

[U] a thick, liquid substance that burns and is used as fuel or as a lubricant (= substance that helps connecting parts move easily), or the thick liquid taken from under the ground which oil, gasoline, and other products are made from: motor oil fuel/heating oil Change your car’s oil every 12,000 miles.

oil noun (LIQUID SUBSTANCE)

[C] any of a number of thick liquid substances that do not dissolve in water and are used in beauty products, paints, medicines, etc.

oil

verb [T]  /ɔɪl/ us  

oil verb [T] (FUEL)

to add oil to something so it works better: Oil the door hinges so they stop squeaking.

oil verb [T] (FAT)

to put oil on a pan or other surface that you cook on to keep things from sticking to it: Lightly oil the grill.
(Definition of oil from the Cambridge Academic Content Dictionary © Cambridge University Press)
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