Meaning of sellout

sell•out

Pronunciation: (sel'out"), [key]
— n.
  1. an act or instance of selling out.
  2. an entertainment, as a show or athletic event, for which all the seats are sold.
  3. a person who betrays a cause, organization, or the like; traitor.
  4. a person who compromises his or her personal values, integrity, talent, or the like, for money or personal advancement.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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