sell out

sell out  {v.}
1a. To sell all of a certain thing which a store has in stock.
In the store's January white sale the sheets and pillowcases were sold out in two days.
1b. To sell all the stock and close the store; go out of business.
The local hardware store sold out last month and was replaced by a cafe.
2.  {informal}
To be unfaithful to your country for money or other reward; be disloyal; sell a secret; accept a bribe./
In the Revolutionary War, Benedict Arnold sold out to the British.
The dishonest wrestler sold out to his opponent for a hundred dollars.
Categories: informal verb

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