treason : Idioms & Phrases


High treason

  • noun a crime that undermines the offender's government
    lese majesty; treason.
WordNet
  • treason against the sovereign or the state, the highest civil offense. See Treason. ✍ It is now sufficient to speak of high treason as treason simply, seeing that petty treason, as a distinct offense, has been abolished. Mozley & W.
Webster 1913

Petit treason

  • formerly, in England, the crime of killing a person to whom the offender owed duty or subjection, as one's husband, master, mistress, etc. The crime is now not distinguished from murder.
Webster 1913