Smith's Bible Dictionary (1863)
(desolation), a place named only in (Judges 20:45) It would appear to have been situated between Gibeah (Tuliel-el-Ful) and the cliff Rimmon.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
GI'DOM (cutting down, desolation), between Gibeah and the cliff of Rimmon, Jud 20:45. It has not been identified.