A certain breed of dog having short legs and a long trunk, including standard-sized, miniature (smooth-haired, long-haired, and short-haired) varieties.
sausage dog
noun
Synonym of dachshund (“type of dog”)
A draught excluder in the shape of a dog.
How often have the words dachshund and sausage dog occurred in a corpus of books? (source: Google Ngram Viewer )