BAKBUK (băk-bŭk, Heb. baqbûq, bottle [onomatopoeic]). The founder of a family of temple servants (kjv, Nethinim) who returned from the Captivity with Zerubbabel (Ezra.2.51; Neh.7.53). BAKBUK băk’ buk (בַּקְבֻּק, H1318, bottle). The ancestor of a family of Nethinim who returned from the Exile with Zerubbabel (Ezra 2:51; Neh 7:53; 1 Esd 5:31; KJV and ASV Apoc have ACUB). International Standard Bible Encyclopedia (1915) baqbuq, "bottle" perhaps onomatopoetical, referring to the clucking noise created by the pouring out of the contents of a bottle = Acub, (1 Esdras 5:31): The descendants of Bakbuk returned with Zerubbabel to Jerusalem (Ezr 2:51; Ne 7:53).