pork or other meat,chopped fine, highly seasoned, and either stuffed into membranous casings of varying size, as bologna or salami, or made into patties for cooking
See sausage in American Heritage Dictionary 4
(sôˈsĭj)
noun
Finely chopped and seasoned meat, especially pork, usually stuffed into a prepared animal intestine or other casing and cooked or cured.