Smith's Bible Dictionary

Zuzim the, An ancient people who, lying in the path of Chedorlaomer and his allies, were attacked and overthrown by them. (Genesis 14:5) The Zuzim perhaps inhabited the country of the Ammonites, who were identical with the Zamzummim, who are known to have ben exterminated and succeeded in their land by the Ammonites [Zamzummim].