← All surnamesŠlečkusŠLẼČKUSEtymologyCf. Sliackus (see). The origin is unclear. Feminine FORMSŠlečkienė / ŠlečkutėPronunciation/²ˈʃʲlʲæːt͡ʃkʊs/SEE ALSOŠliačkus