pariah dog 
noun
Another term for pye-dog.But I'd recently been bitten by a pariah dog in Charing Cross, near my boarding school, and had to endure three weeks of agonising anti-rabies injections....
- To be in England is to be a castaway or to live a quarantined life like a pariah dog.
- Thomas meshes musings on their deeds with recollections of time spent studying wild wolves on Baffin Island and the relationship between Kalahari Bushmen and hyenas, jackals, and their pariah dogs.