Definition of Roscommon in English:

Roscommon

proper noun

  • 1A county in the north central part of the Republic of Ireland, in the province of Connacht; population 58,768 (2006).

    1. 1.1The county town of Roscommon; population 5,017 (2006).

Pronunciation:

Roscommon

/rɒsˈkɒmən/