northern (Adjective) — In or characteristic of a region of the United States north of (approximately) the Mason-Dixon line. ex. "Northern liberals" ex. "northern industry" ex. "northern cities"
northern (Adjective) — Situated in or oriented toward the north. ex. "the northern suburbs"
northern (Adjective) — Coming from the north; used especially of wind. ex. "a northern snowstorm"
northern (Adjective) — Situated in or coming from regions of the north. ex. "the northern hemisphere" ex. "northern autumn colours"
northern (Noun) — A dialect of Middle English that developed into Scottish Lallans.