a county of Ireland, in the province of Connaught, 44 miles in length and 17 in breadth; bounded on the east and north-east by Cavan and Fermanagh, by Sligo and Roscommon on the west and south-west, and by Longford on the east and south-east. It is a hilly country, with rank grass, which feeds a great number of cattle. The chief town is Letrim, seated not far from the river Shannon. It contains 4000 houses, 21 parishes, 5 baronies, 2 boroughs, and sends 6 members to parliament.