Lewis & Short

Chatti (Catti), ōrum, m., = Χάττοι, Strab., a German people in the present Hesse (which name is formed from Chatti) and Thuringia, Tac. G. 30 Rup.; 31 sq.; id. A. 1, 55 sq.; 2, 7; id. H. 4, 12; 4, 37; Plin. 4, 14, 28, § 100; Juv. 4, 147 al.
In sing.: Chatta mulier, Suet. Vit. 14.