(another form of Jacob). (1.) The head of one of the families of Nethinim (Ezra 2:45). "(2.) A Levite who kept the gate of the temple after the return from Babylon (1 Chr. 9:17; Ezra 2:42; Neh. 7:45). "(3.) A descendant of David (1 Chr. 3:24).

See where Akkub occurs in the Bible...

Definition of Akkub:
"foot-print; supplanting; crookedness; lewdness"