The meaning of “חוּר”

“See, I have called by name Bezaleel the son of Uri, the son of Hur, of the tribe of Judah:”

“And they slew the kings of Midian, beside the rest of them that were slain; namely, Evi, and Rekem, and Zur, and Hur, and Reba, five kings of Midian: Balaam also the son of Beor they slew with the sword.”

“And all the cities of the plain, and all the kingdom of Sihon king of the Amorites, which reigned in Heshbon, whom Moses smote with the princes of Midian, Evi, and Rekem, and Zur, and Hur, and Reba, which were dukes of Sihon, dwelling in the country.”

“These were the sons of Caleb the son of Hur, the firstborn of Ephratah; Shobal the father of Kirjath–jearim,”

“Moreover the brasen altar, that Bezaleel the son of Uri, the son of Hur, had made, he put before the tabernacle of the Lord: and Solomon and the congregation sought unto it.”