I.e. mind, a personification of mind, worshipped by the Romans. She had a sanctuary on the Capitol, which had been built, according to some, about the time of the battle of lake Trasimenus, B. C. 217, and according to others a century later. The object of her worship was, that the citizens might always be guided by a right and just spirit (Ov. Fast. vi. 241; Liv. xxii. 9, 10, xxiii. 31; Cic. De Nat. Deor. ii. 22, De Leg. ii. 11; Plut. De Fort. Romn. 5; August. De Civ. Dei, iv. 21; Lactant. i. 20). A festival in honour of Mens Was celebrated on the 8th of June.