'Mon'so

exp.

Let's go. Come on so.

In use

Mickey: "'Mon'so, let's head down 'round" Johnny: "Don't call me Monso!"

Let Lawrence Muck translate it to posh English for you
Lawrence Muck

Ah, the post has arrived, and so have you. Would you like me to translate ''Mon'so' in use for you?

'Come along then, let us head down to Tramore.' 'Do not call me Monso!'