verb meaning to con someone, to tell a lie, to have the wool pulled over one's eyes, but in an amusing and charming manner. From the vernacular of Muswell Hill, North London, origin unknown.
"Oh my god - I think we just got massoned!"
'Oi! Don't you try and masson me on this, you smooth talking cad!"
'Oi! Don't you try and masson me on this, you smooth talking cad!"
by Nigel St Hubbins April 07, 2008