sell out

Verb

sell out (third-person singular simple present sells out, present participle selling out, simple past and past participle sold out)

1. To sell all of a supply or stock of something.
   • They sold out of concert posters yesterday and won't get another shipment until next week.
   • Like when Rosario and I have a really on day, I mean, we could sell this place out of beer, you know.1977 August 27, Steve Savage, Susan "Suki" Eagan, “Everything You Wanted to Know About Suki, But Were Too Distracted In Chaps to Ask Her”, in Gay Community News, volume 5, number 8, page 8

   Synonyms:

   run out, stock out

2. (intransitive) To abandon or betray one's principles to seek profit or other personal advantage; to abandon or betray one's supporters through this change.
   • It used to be a pleasant little community, until the leaders sold out to the developers.
   • He used to be a voice for the underdog until he sold out.
3. (transitive) To betray (a person), usually a close friend or family member, for personal gain.
   • I'll kill him if I see him again; he sold me out.

   Synonyms:

   sell, sell the pass, sell down the river, assfuck, betray, burn, cop out, cross out, cross up, double-cross

4. To sell one's business (with a connotative emphasis on entirety and finality).
   • The owners long resisted buyout offers, but when they were ready to retire, they finally sold out to a competitor.
   1. (figuratively) To commit or abandon oneself entirely (to a cause, a team, etc.).
5. (historical) To sell one's commission.
   • After the peace of Versailles he resided in England; but, about three years before the breaking out of the Revolution, he sold out his commission in the army and emigrated to New York.1857, Washington Irving, Life of George Washington, volume 2, page 267
6. (ambitransitive, dated) To liquidate, sell off, or divest oneself of financial investments, stocks, or government funds.
   • '[…] I might have been very unfortunate indeed; for the stocks were at that time so low, that if I had not happened to have the necessary sum in my banker's hands, I must have sold out to very great loss. […]'1811, [Jane Austen], chapter XI, in Sense and Sensibility […], volume II, London: […] C[harles] Roworth, […], and published by T[homas] Egerton, […], →OCLC
7. (archaic, intransitive) To hurry out.