Lewis & Short

Munātĭus, a, name of a Roman gens. So,

    1. 1. Cn. Munatius Plancus, Cic. Fam. 10, 6, 1; 17, 2, 21 al.
    2. 2. L. Munatius Plancus, a lieutenant of Cæsar, brother of the preceding, Caes. B. G. 5, 24, 4; id. B. C. 1, 40, 5; Cic. Phil. 3, 15, 38. For his letters to Cicero, and Cicero’s letters to him, v. Cic. Fam. 10, 1 sq.
    3. 3. T. Munatius Plancus Bursa, ridiculed for his ignorance, Cic. Fam. 9, 10, 2; 7, 2, 2.
    4. 4. Another T. Munatius Plancus, a friend and kinsman of 2. supra, Cic. Fam. 10, 12, 2; 10, 12, 5.