A ‧ bra ‧ ham /ˈeɪbrəhæm, -həm/ BrE AmE
in the Old Testament of the Bible, a religious leader who is regarded as the person who established the Jews as a nation. Abraham was asked by God to kill his son Isaac as a human ↑ sacrifice because he wanted to test Abraham's faith. Then because Abraham had shown that he was willing to obey God and kill his own son, a ↑ ram (=a male sheep) was used instead as a sacrifice.