Lighthearted humour with a dark underbelly. Based on an imaginary online village with a local newspaper that shovelled enormous amounts of muck.
This is written slang for when spoken the word is so easily confused with the inferior 'whimsey'.
From the Wymsey Chronicle: "Churchwarden Julius Blaah was this week condemmed for his involvement with Montantrum Bionics when he was photographed feeding his son, Eagloo, aged 11, with genetically modifed acorns.