Entry 1 sense Webster, 1913 Edomite · E·dom·ite · IPA /[ˈiɾɪ̈mʌɪ̯t̚]/ 01 n. One of the descendants of Esau or Edom, the brother of Jacob; an Idumean. 1. One of the descendants of Esau or Edom, the brother of Jacob; an Idumean.