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.
Click for a side-by-side comparison of meanings. Use the word comparison feature to learn the differences between similar and commonly confused words.
- su·per·trea·son, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use treason in a sentence
While most were captured and hung for treason, today in Mexico you can find memorials to the Irish, considered heroes of the war.Every American needs to take a history of Mexico class | Gabriela Laveaga | July 22, 2021 | Washington Post
He noted on Twitter that the Georgia state Constitution dictates that legislators “shall be free from arrest during sessions of the General Assembly” except for treason, felony or breach of the peace.Georgia state Democratic lawmaker arrested while trying to watch Gov. Kemp sign voting bill | Amy B Wang, Teo Armus | March 26, 2021 | Washington Post
She has spoken publicly on video, for example, about the possibility of Democrats including Pelosi being executed for treason.The GOP’s Marjorie Taylor Greene problem is spinning out of control | Aaron Blake | January 27, 2021 | Washington Post
Chase has dismissed the criticism, saying Virginia Democrats had “committed treason” by loosening restrictions on voting last year.Northam calls for end to death penalty, addressing racial inequity as lawmakers return to Richmond | Gregory S. Schneider, Laura Vozzella | January 14, 2021 | Washington Post
A month later, an article accusing him of treason appeared on a popular national news site with close ties to Morocco’s royal rulers.
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 | Lewis Beale | October 19, 2014 | THE DAILY BEAST
Though his earlier conversion to Christianity had been made public, his treason sent shock waves.
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 | Cliff Schecter | June 9, 2014 | THE DAILY BEAST
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? | Andrew Cohen | January 21, 2014 | THE DAILY BEAST
After the trial resumed in January, Mandela was convicted of high treason and sentenced to life.Sorry, Megyn Kelly. Nelson Mandela Was Santa Claus | Michael Daly | December 13, 2013 | THE DAILY BEAST
In the reign of some of the English kings the demolition of such houses would not have been adjudged treason.The Every Day Book of History and Chronology | Joel Munsell
In successive letters he reiterates the caution to beware of surprise and treason, and his anxiety for constant news.King Robert the Bruce | A. F. Murison
On him, it is said, the King turned with vehement indignation, charging him even with treason and double-dealing.King Robert the Bruce | A. F. Murison
Whoever infringed these rules incurred the penalties of high treason.The History of England from the Accession of James II. | Thomas Babington Macaulay
There was the exciting subject of 'danger to the Church' from Rome, or from Presbyterianism, or from treason within.The English Church in the Eighteenth Century | Charles J. Abbey and John H. Overton
British Dictionary definitions for treason
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
- treasonable or treasonous, adjective
- treasonableness, noun
- treasonably, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012