Definition of "fud"

The other poets were either hornrimmed intellectual hepcats with wild black hair like Alvah Goldbook, or delicate pale handsome poets like Ike O'Shay (in a suit), or out-of-this-world genteel-looking Renaissance Italians like Francis DaPavia (who looks like a young priest), or bow-tied wild-haired old anarchist fuds like Rheinhold Cacoethes, or big fat bespectacled quiet booboos like Warren Coughlin.

1958, Jack Kerouac, The Dharma Bums

The builders of steam engines and other machines also wanted to be known as professional engineers, but the old fuds in ASCE had a very narrow definition of engineering - if you did not build structures, then you could not be an engineer.

2006, P. Aarne Vesilind, The Right Thing to Do: An Ethics Guide for Engineering Students

Or as some baffled wannabe-trendy Oxbridge fud in the Telegraph put it, "acting like Mucous: it is big and it is clever."

2007, Christopher Brookmyre, Attack of the Unsinkable Rubber Ducks, page 104