[countable] an amount of something that is provided or available to be used. Advances in agriculture increased the food supply.

an amount of something that is provided or available to be used. The water supply is unsafe. Supplies of food are almost exhausted.

to provide somebody/something with something that they need or want, especially in large quantities.

to provide someone or something with something that they need or want, especially in large quantities supply something to somebody/something Foreign ...

There are 23 meanings listed in OED's entry for the verb supply, 11 of which are labelled obsolete. See 'Meaning & use' for definitions, usage, and quotation ...

SUPPLY definition: 1. to provide something that is wanted or needed, often in large quantities and over a long period…. Learn more.

​the relationship between the amount of goods or services that are available and the amount that people want to buy, especially when this controls prices.

the series of processes involved in the production and supply of goods, from when they are first made, grown, etc. until they are bought or used.

the series of processes involved in the production and supply of goods, from when they are first made, grown, etc. until they are bought or used.

[only before noun] (economics) connected with the policy of reducing taxes in order to encourage economic growth.