Strong's Concordance
Original word: אֶ֫פֶס
Transliteration: Ephec Dammiym
Definition (short): dammim
Definition (full): the two extremities (the soles of the feet or the ankles)
References
KJV:
Now the Philistines gathered together their armies to battle, and were gathered together at Shochoh, which belongeth to Judah, and pitched between Shochoh and Azekah, in Ephesdammim.
NASB:
Now the Philistines gathered their armies for battle; and they were gathered at Socoh which belongs to Judah, and they camped between Socoh and Azekah, in Ephes-dammim.
KJV:
And when the man that had the line in his hand went forth eastward, he measured a thousand cubits, and he brought me through the waters; the waters were to the ancles.
NASB:
When the man went out toward the east with a line in his hand, he measured a thousand cubits, and he led me through the water, water reaching the ankles.