Boyd’s Bible Dictionary:
(giants). (1) A giant race east of Jordan, and probably driven to the west side (Gen. 14:5; 15:20). (2) “Valley of Rephaim” was a landmark of Judah, and supposedly the valley stretching from Jerusalem to Bethlehem (Josh. 15:8; 2 Sam. 5:18; Isa. 17:5).
Concise Bible Dictionary:
See GIANT.