Gob

Boyd’s Bible Dictionary:

(cistern). A battlefield (2 Sam. 21:18-19). Gezer (1 Chron. 20:4).

Concise Bible Dictionary:

Place where David had two encounters with the Philistines (2 Sam. 21:18-19). By comparing this passage with 1 Chronicles 20:4 it appears that the same place is there called GEZER.

Strong’s Dictionary of Hebrew Words:

Transliteration:
Gob
Phonic:
gobe
Meaning:
or (fully) Gowb {gobe'}; from 1461; pit; Gob, a place in Palestine
KJV Usage:
Gob

Jackson’s Dictionary of Scripture Proper Names:

a locust: a pit

Potts’ Bible Proper Names:

A deep hole; cistern; pit:―a battlefield in Palestine, 2 Sam. 21:18. {Fovea}