- the offense of acting to overthrow one's government or to harm or kill its sovereign.
- a violation of allegiance to one's sovereign or to one's state.
- the betrayal of a trust or confidence; breach of faith; treachery.
Origin of treason
Examples from the Web for treason
So does his comment about treason, which plugs into the mentality of those accusing the President of sedition and disloyalty.Paranoia Crept into American Political Life a Long Time Ago
October 19, 2014
Though his earlier conversion to Christianity had been made public, his treason sent shock waves.When the Son of Hamas Spied for Israel
August 5, 2014
I also informed him that now, since the fast and furious scandal, that continuing the war on drugs is treason.From Las Vegas to Georgia, the NRA Has Created a Monster
June 9, 2014
When he conquered the horse he used the noble beast to draw and quarter those he suspected of treason.What Happens to the Death Penalty When Lethal Injection Isn’t Quick and Painless?
January 21, 2014
Feed that argument to gun-loving Twitter users and you get hundreds of accusations of treason.Fringe Factor: Halt Teen Pregnancy Without Birth Control
September 29, 2013
Go—leave me, minister of death, commencement of sin, and child of treason!The Dream
The thought staggered him, and he felt as if he had filled his mind with treason and sedition!The Foolish Lovers
St. John G. Ervine
If his talk stinks not of treason in every line, why then I have no smelling sense.In the Valley
The organs of treason and of infamy refer always to McClellan.Diary from November 12, 1862, to October 18, 1863
He thought she went to find a confidant outside, that she was preparing her treason.Therese Raquin
- violation or betrayal of the allegiance that a person owes his sovereign or his country, esp by attempting to overthrow the government; high treason
- any treachery or betrayal
Word Origin and History for treason
early 13c., from Anglo-French treson, from Old French traison (11c.; Modern French trahison), from Latin traditionem (nominative traditio) "a handing over, delivery, surrender" (see tradition). Old French form influenced by the verb trair "betray." In old English law, high treason is violation by a subject of his allegiance to his sovereign or to the state; distinguished from petit treason, treason against a subject, such as murder of a master by his servant.