Definition of "treason" []

  • Violation of allegiance toward one's country or sovereign, especially the betrayal of one's country by waging war against it or by consciously and purposely acting to aid its enemies. (noun)
  • A betrayal of trust or confidence. (noun)
  • Violation or betrayal of the allegiance that a person owes his sovereign or his country, esp by attempting to overthrow the government; high treason (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Any treachery or betrayal (noun) (c) HarperCollins Publishers Ltd 2016

Use "treason" in a sentence
  • "Firstly I would using say that the term treason is highly inappropiate and irresponsible."
  • "And to call it treason is to rob the word of all meaning."
  • "Perry's very loose and dangerous use of the term "treason" is something that brought him criticism from many corners - just not Republican primary voters."