Pronoun
(formal) A title of respect used to address a prince or princess.
(informal, sarcastic) A sarcastic term of address to anyone who is (or is acting) pompous or bossy.
Source: en.wiktionary.orgYour Highness is a juvenile excrescence that feels like the work of 11-year-old boys in love with dungeons, dragons, warrior women, pot, boobs and four-letter words. One of the heroes even wears the penis of a minotaur on a string around his neck. I hate it when that happens. Roger Ebert
Everyone is stopped and waiting, maitre d's, hansom cab drivers and governments. Everyone's waiting for the end. Let's hope the apocalypse is pleasant, Your Highness. Karl Kraus
I have meddled in so many matters under your Highness that I am not able to answer them all...but hard it is for me or any other meddling as I have done to live under your grace and your laws but we must daily offend. Thomas Cromwell, 1st Earl of Essex
Soldiers, Your Highness. Men trained not to think for themselves. Sean Russell
Your highness is forgetting that I see as clearly in your heart what is going on now as I saw your carriage coming from the Carmelite convent, traversing the town and stopping under the trees fifty paces off from my house. Alessandro Cagliostro
Indeed, it appears the Maker of the Stars himself, by clear arguments, admonished me to call these new planets by the illustrious name of Your Highness before all others. Source: Internet