TulaPronunciation: /ˈtuːlə/Definition of Tula 1an industrial city in European Russia, to the south of Moscow; population 500,000 (est. 2008). 2the ancient capital city of the Toltecs, generally identified with a site near the town of Tula in Hidalgo State, central Mexico. Tula in other Oxford dictionaries Definition of Tula in the US English dictionary