Jebus; Jebusi

Boyd’s Bible Dictionary:

(threshing floor). Original name of Jerusalem; the “threshing floor” of the Jebushi or Jebusites (Josh. 15:8; 18:16,288And the border went up by the valley of the son of Hinnom unto the south side of the Jebusite; the same is Jerusalem: and the border went up to the top of the mountain that lieth before the valley of Hinnom westward, which is at the end of the valley of the giants northward: (Joshua 15:8)
16And the border came down to the end of the mountain that lieth before the valley of the son of Hinnom, and which is in the valley of the giants on the north, and descended to the valley of Hinnom, to the side of Jebusi on the south, and descended to En-rogel, (Joshua 18:16)
28And Zelah, Eleph, and Jebusi, which is Jerusalem, Gibeath, and Kirjath; fourteen cities with their villages. This is the inheritance of the children of Benjamin according to their families. (Joshua 18:28); Judg. 19:10-1110But the man would not tarry that night, but he rose up and departed, and came over against Jebus, which is Jerusalem; and there were with him two asses saddled, his concubine also was with him. 11And when they were by Jebus, the day was far spent; and the servant said unto his master, Come, I pray thee, and let us turn in into this city of the Jebusites, and lodge in it. (Judges 19:10‑11); 1 Chron. 11:4-54And David and all Israel went to Jerusalem, which is Jebus; where the Jebusites were, the inhabitants of the land. 5And the inhabitants of Jebus said to David, Thou shalt not come hither. Nevertheless David took the castle of Zion, which is the city of David. (1 Chronicles 11:4‑5)).

Concise Bible Dictionary:

The original name of Jerusalem (Josh. 18:16,2816And the border came down to the end of the mountain that lieth before the valley of the son of Hinnom, and which is in the valley of the giants on the north, and descended to the valley of Hinnom, to the side of Jebusi on the south, and descended to En-rogel, (Joshua 18:16)
28And Zelah, Eleph, and Jebusi, which is Jerusalem, Gibeath, and Kirjath; fourteen cities with their villages. This is the inheritance of the children of Benjamin according to their families. (Joshua 18:28); Judg. 19:10,1110But the man would not tarry that night, but he rose up and departed, and came over against Jebus, which is Jerusalem; and there were with him two asses saddled, his concubine also was with him. 11And when they were by Jebus, the day was far spent; and the servant said unto his master, Come, I pray thee, and let us turn in into this city of the Jebusites, and lodge in it. (Judges 19:10‑11); 1 Chron. 11:4-54And David and all Israel went to Jerusalem, which is Jebus; where the Jebusites were, the inhabitants of the land. 5And the inhabitants of Jebus said to David, Thou shalt not come hither. Nevertheless David took the castle of Zion, which is the city of David. (1 Chronicles 11:4‑5)). In Joshua 15:88And the border went up by the valley of the son of Hinnom unto the south side of the Jebusite; the same is Jerusalem: and the border went up to the top of the mountain that lieth before the valley of Hinnom westward, which is at the end of the valley of the giants northward: (Joshua 15:8) it is called “the Jebusite.”

Jackson’s Dictionary of Scripture Proper Names:

same as Jebusites