“Hadid” means sharp
Hadid: a place named, with Lod (Lydda) and Ono, only in the later books of the history. (Ezra 2:33; Nehemiah 7:37; 11:34) In the time of Eusebius a town called Aditha or Adatha existed to the east of Diospolis (Lydda). This was probably Hadid.