Smith's Bible Dictionary

Akrabbim (the ascent of, or the going up to); also MAALEH-ACRABBIM (the scorpion pass), A pass between the south end of the Dead Sea and Zin, forming one of the landmarks on the south boundary at once of Judah, (Joshua 15:3) and of the Holy Land. (Numbers 34:4) Also the boundary of the Amorites. (Judges 1:36) As to the name, scorpions abound in the whole of this district.