Smith's Bible Dictionary (1863)
(pointed), a town in the allotment of Judah, situated in the district of the Shefelah. (Joshua 15:37) It is probably identical with Zaanan.
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
ZE'NAN (place of flocks), a place in the plain of Judah, apparently near the western coast, Josh 15:37; perhaps the same as the "Zaanan" of Micah 1:11. Among the suggested sites are Jem'a, a little village south-cast of Ascalon; Zanabra, 2 1/2 miles south-east of Mareshah (Schwartz); and Kerbetes Senat, a little north of Beit Jibrin (Knobel).
Hitchcock's Bible Names (1869)
coldness; target; weapon