Definition of "roysh"

He pours himself another drink, roysh, sits down at the table and puts his head in his hands, so I get up, grab a pack of Kettle Chips and a handful of, like, funsize Mars bars out of the cupboard and stort moseying up to my room.

2003, Paul Howard, “‘Ross is, like, such an arrogant bastard.’ Discuss.”, in The Teenage Dirtbag Years, Dublin: The O’Brien Press, published 2004, page 26

Ireland are 6-3 up at half-time, but they're playing kack. The next thing, roysh, Didier arrives in. It's, like, bonjours all round at the beginning, roysh, […]

2008, Ross O'Carroll-Kelly, This Champagne Mojito is the Last Thing I Own, Penguin UK