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Definition sell-out in British English

sell-out noun

[singular] noun
1

a performance, sports event etc for which all the tickets are sold

Example

Their London concert was a sell-out.

Synonyms and related words
2

a situation in which someone does something that is the opposite of what they had promised or that seems to be against their principles

Example

Several groups have decried the peace accord as a sell-out.

Synonyms and related words
Definition sell-out in British English