Guss \g(u)-ss\ as a boy's name is a variant of August (Latin), Augustus (Latin), Gus and Gustave (Scandinavian), and the meaning of Guss is "great, magnificient; royal staff; staff of the gods".
The baby name Guss sounds like Guus, Gussie, Cass and Kass. Other similar baby names are Russ, Gunn, Gun, Gur, Guri, Guy, Jess, Joss, Luis, Moss, Ross and Russo.