walt flanagan's dog 

One of the most powerful creatures known to mankind. To claim that someone is somehow better than this canine is to claim that they are exceptionally gifted in that specific field.

Man, that bastard's faster than Walt Flanagan's dog

walt flanagan's dog by fanboy January 1, 2004

faster than Walt Flanagan's dog 

Possessing unusual haste or punctuality; alludes to a (presumably remarkably fast) dog owned by a minor character in Kevin Smith's "Jersey" series.

"Damn, that bastard's faster than Walt Flanagan's dog!"

faster than Walt Flanagan's dog by GumboSoup April 5, 2003