First Known Use: before 12th century
Dictionary
Jacob
noun Ja·cob \ˈjā-kəb\
Definition of JACOB
1
: a son of Isaac and Rebekah, the twin brother of Esau, and heir of God's promise of blessing to Abraham
2
: the ancient Hebrew nation
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Origin of JACOB
Late Latin, from Greek Iacōb, from Hebrew Yaʽăqōbh
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