sell out

verb

1. Also (chiefly Brit): sell up. to dispose of (supplies of something) completely by selling

2. informal,  (tr) to betray, esp through a secret agreement

3. informal,  (intr) to abandon one's principles, standards, etc

noun

1. informal,  a performance for which all tickets are sold

2. a commercial success

3. informal,  a betrayal

4. informal,  a person who betrays their principles, standards, friends, etc

Idioms and Phrases

Dispose of entirely by selling. For example, The rancher finally sold out to the oil company , or The tickets to the concert were sold out a month ago . [Late 1700s]

Betray one's cause or colleagues, as in He sold out to the other side . [ Slang ; late 1800s]

Example Sentences

Here are two reasons you should not take insider negativity as a sign to sell out your portfolio.

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Like all of her offerings, they sell out every year.

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Artists break through with little shards of music and they might disappear or they might sell out your city’s basketball arena.

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London staged annual games from 2007 and the NFL only expanded its international series when it was confident the matches would continue to sell out.

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“If Diversified sells out in the future, that money stays with the state,” Diversified Chief Executive Rusty Hutson Jr. said.

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