Definition of lèse-majesté in English:

lèse-majesté

noun

  • The insulting of a monarch or other ruler; treason.

    • ‘The junta used lese-majesty as an excuse to stage the military coup that toppled Thaksin Shinawatra's government.’
    • ‘Others were charged with offences including lese-majesty or destruction of property.’
    • ‘They committed towards me the crime of lese-majesty.’
    • ‘Counter-charges of lese-majesty were filed against Prime Minister Thaksin.’

Origin

Late Middle English: from French lèse-majesté, from Latin laesa majestas injured sovereignty.

Pronunciation:

lèse-majesté

/ˌlez ˌmäjəsˈtā/