Sacs \Sacs\ (s[add]ks), n. pl.; sing. Sac. (Ethnol.) A tribe of Indians, which, together with the Foxes, formerly occupied the region about Green Bay, Wisconsin. [Written also Sauks.] [1913 Webster]
Sauks \Sauks\, n. pl. (Ethnol.) Same as Sacs. [1913 Webster]