Concise Bible Dictionary:
Son of Tehinnah (1 Chron. 4:12); or, as intimated in the margin, “Tehinnah, founder of the city of Nahash.”
Strong’s Dictionary of Hebrew Words:
Meaning:
from 5892 and 5175; city of a serpent; Ir-Nachash, a place in Palestine
Jackson’s Dictionary of Scripture Proper Names:
city of the serpent iron, fearful
Potts’ Bible Proper Names:
City of the serpent:―name of unknown person or place [IR and NAHASH], 1 Chron. 4:12. {Urbs serpentis}