- Northumbrian⇄adj. 1. of or having to do with Northumbria, its people, or their dialect.
2. of or having to do with Northumberland, its people, or their dialect. - Northumbrian⇄Northumbrian, adjective, noun.
- Northumbrian⇄noun 1. a native or inhabitant of Northumbria, an ancient kingdom in northern England.
2. the dialect of Old English spoken in Northumbria.
3. a native or inhabitant of Northumberland.
4. the Northumberland dialect of Modern English.