Type Word Usage Medieval Slavic Meaning & History Slavic word meaning "dirt, mud, excrement" [1]. Related ItemsFamily Tree·Details Surname DescendantsKaluža(Czech) Kałuża(Polish) Kaluža(Slovene) Sources & References Derksen, Rick. Etymological Dictionary of the Slavic Inherited Lexicon. Brill, 2008, page 220.