from The American Heritage® Dictionary of the English Language, 4th Edition
- A historical region of southeast Romania between the Transylvanian Alps and the Danube River. Founded as a principality c. 1290, it was ruled by Turkey from 1387 until it was united with Moldavia to form Romania (1861).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A former principality in Eastern Europe, now part of South Romania.
- proper n. A historical part of north-east Moravia.
Compare Romanian Valahia. Related to Vlach. (Wiktionary)