Someone descended from Horon(?), first mentioned at Neh.2.10

§ Horonite = "native of Horonaim"

1) an inhabitant of Horonaim in Moab

1a) the designation of Sanballat, the opponent of Nehemiah

בֵּית חוֹרֹן הַחֹרֹנִי n.pr.loc adj.gent place of a hole hollow . two cities in Ephraim, lower & upper B.H. (or(?), perh. fr. a wady betw. the two, or near by);—cf.. only of Sanballat