(Joshua 5:3, marg.), hill of the foreskins, a place at Gilgal where those who had been born in the wilderness were circumcised. All the others, i.e., those who were under twenty years old at the time of the sentence at Kadesh, had already been circumcised.
These dictionary topics are from M.G. Easton M.A., D.D., Illustrated Bible Dictionary, Third Edition, published by Thomas Nelson, 1897. Public Domain, copy freely.
Easton, Matthew George. "Entry for 'Gibeah-haaraloth'". "Easton's Bible Dictionary".