sell out

[sell out] {v.} 1a. To sell all of a certain thing which a storehas in stock.

In the store's January white sale the sheets andpillowcases were sold out in two days.

1b. To sell all the stock andclose the store; go out of business.

The local hardware store soldout last month and was replaced by a cafe.

2. {informal} To beunfaithful to your country for money or other reward; be disloyal;sell a secret; accept a bribe.

In the Revolutionary War, BenedictArnold sold out to the British.

The dishonest wrestler sold out tohis opponent for a hundred dollars.