1. A mountain of Judah, near Kirjath-jearim, Joshua 15:10 .
2. A Horite, one of the primitive rulers of the country south and southeast of the Dead Sea, Genesis 36:20 Deuteronomy 2:12 .
3. A mountainous tract lying between the southern extremity of the Dead Sea and the eastern gulf of the Red Sea. Mount Hor formed part of Seir, and is the only part that retains its original name. See IDUMEA .