Youssir
Featured in The Déise Dictionary
An informal way of addressing someone.
Youssir, could ye give us 5 crusty blaas and a pound of red lead!

Cheerio! Oh wait, that's goodbye. Hello! Would you like me to translate 'Youssir' in use for you?
Good sir, might you give us five crusty blaas and a pound of luncheon sausage!
Any good?