Green’s Dictionary of Slang

1. one who is particularly adept at obtaining loans.

1972

A. Chipper Aussie Swearers Guide 24: Fang Artist, applied to (a) a glutton, (b) a constant borrower, or (c) a lecher.

2. a glutton.

1972		see sense 1.
2002		M. Miller on Gum Tree Lodge 🌐 The real ‘fang artist’ could do the whole thing one handed, effortlessly changing hands to lick fingers or to scoff a chip (french fry to you) or potato cake or to take a swig.