A cold blooded bully, someone who exhibits no sense of mercy or social showmanship.
"You remember ol' Dean? He was a regular Scut Farkus, make no mistake!"

Man 1:"I could really go for a ham sandwich right now!"
Man 2: "Why don't you go fuck Scut Farkus and see how that works out, eh?" (Canadian)

David Letterman is SO Scut Farkus!
by Kevin Ayers June 15, 2011
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