Definitions for "Treason"
The offense of attempting to overthrow the government of the state to which the offender owes allegiance, or of betraying the state into the hands of a foreign power; disloyalty; treachery.
Loosely, the betrayal of any trust or confidence; treachery; perfidy.
betrayal of one's country. In the U.S. constitution treason is defined as making war against the U.S. (by a U.S. citizen) or by giving aid and comfort to the enemies of the U.S.
Keywords:  country, committed, turn, act, one
to turn against one's country
Act committed against one's country.
Keywords:  sell, someone, money
a sell-out of someone for money