Strong's #7218: ro'sh (pronounced roshe)
 from an unused root apparently meaning to shake; the head (as most easily shaken), whether literal or figurative (in many applications, of place, time, rank, itc.):--band, beginning, captain, chapiter, chief(-est place, man, things), company, end, X every (man), excellent, first, forefront, ((be-))head, height, (on) high(-est part, (priest)), X lead, X poor, principal, ruler, sum, top.
Brown-Driver-Briggs Hebrew Lexicon:
 ׁ 
  rô'sh 
 
 1) head, top, summit, upper part, chief, total, sum, height, front, beginning
 
 1a) head (of man, animals)
 1b) top, tip (of mountain)
 1c) height (of stars)
 1d) chief, head (of man, city, nation, place, family, priest)
 1e) head, front, beginning
 1f) chief, choicest, best
 1g) head, division, company, band
 1h) sum
 
  Part of Speech: noun masculine
Relation: from an unused root apparently meaning to shake
Usage:
This word is used 598 times:
Numbers 6:18: "and shall take the hair  of the head of his separation, and put it in the fire"
Numbers 7:2: "That the princes of Israel,  heads of the house of their fathers, who were the princes of the tribes,"
Numbers 8:12: "their hands upon  the heads of the bullocks: and thou shalt offer the one"
Numbers 10:4: "they blow but with one trumpet, then the princes,  which are heads of the thousands of Israel, shall gather themselves unto"
Numbers 10:10: "Also in the day of your gladness, and in your solemn days,  and in the beginnings of your months, ye shall blow with the trumpets over"
Numbers 13:3: "of Paran: all those men  were heads of the children of Israel."
Numbers 14:4: "to another, Let us make  a captain, and let us return into Egypt."
Numbers 14:40: "in the morning, and got them up into  the top of the mountain, saying, Lo, we be here, and will go up"
Numbers 14:44: "to go up unto the hill  top: nevertheless the ark of the covenant of the LORD, and Moses,"
Numbers 17:3: "for one rod  shall be for the head of the house of their fathers."
Numbers 20:28: "his son; and Aaron died there  in the top of the mount: and Moses and Eleazar"
Numbers 21:20: "in the valley, that is in the country of Moab,  to the top of Pisgah, which looketh toward"
Numbers 23:9: "For  from the top of the rocks I see him, and from the hills I behold"
Numbers 23:14: "him into the field of Zophim, to  the top of Pisgah, and built seven altars,"
Numbers 23:28: "brought Balaam  unto the top of Peor, that looketh toward"
Numbers 25:4: "Take all  the heads of the people, and hang them up before the LORD"
Numbers 25:15: "the daughter of Zur; he  was head over a people, and of a chief house in Midian."
Numbers 26:2: "Take  the sum of all the congregation of the children of Israel, from twenty"
Numbers 28:11: " And in the beginnings of your months ye shall offer a burnt offering unto the LORD; two young"
Numbers 30:1: "And Moses spoke unto  the heads of the tribes concerning the children of Israel, saying,"
Numbers 31:26: "Take  the sum of the prey that was taken, both of man and of beast, thou,"
Numbers 31:26: "thou, and Eleazar the priest,  and the chief fathers of the congregation:"
Numbers 31:49: "Thy servants have taken  the sum of the men of war which are under our charge,"
Numbers 32:28: "and Joshua the son of Nun,  and the chief fathers of the tribes of the children of Israel:"
Numbers 36:1: " And the chief fathers of the families of the children of Gilead, the son of Machir, the son"
Numbers 36:1: "before Moses, and before the princes,  the chief fathers of the children of Israel:"
Deuteronomy 1:13: "and known among your tribes, and I will make  them rulers"
Deuteronomy 1:15: "So I took  the chief of your tribes, wise men, and known, and made"
Deuteronomy 1:15: "men, and known, and made  them heads over you, captains over thousands, and captains"
Deuteronomy 3:27: "Get thee up  into the top of Pisgah, and lift up thine eyes westward, and northward, and southward,"
Deuteronomy 5:23: "with fire,) that ye came near unto me, even all  the heads of your tribes, and your elders;"
Deuteronomy 20:9: "that they shall make captains of the armies  to lead the people."
Deuteronomy 21:12: "to thine house; and she shall shave  her head, and pare her nails;"
Deuteronomy 28:13: "And the LORD shall make  thee the head, and not the tail; and thou shalt be above only,"
Deuteronomy 28:23: "And thy heaven that is over  thy head shall be brass, and the earth that"
Deuteronomy 28:44: "lend to him: he shall be  the head, and thou shalt be the tail."
Deuteronomy 29:10: "of you before the LORD your God;  your captains of your tribes, your elders, and your officers, with all"
Deuteronomy 32:42: "flesh; and that with the blood of the slain and of the captives,  from the beginning of revenges"
Deuteronomy 33:5: "And he was king in Jeshurun,  when the heads of the people and the tribes of Israel were gathered"
Deuteronomy 33:15: " And for the chief things of the ancient mountains, and for the precious things of the lasting hills,"
Deuteronomy 33:16: "thereof, and for the good will of him that dwelt in the bush: let the blessing come  upon the head of Joseph, and upon the top of the head of him that was separated"
Deuteronomy 33:21: "of the lawgiver, was he seated; and he came  with the heads of the people, he executed the justice of the LORD,"
Deuteronomy 34:1: "of Moab unto the mountain of Nebo,  to the top of Pisgah, that is over"
Joshua 2:19: "of the doors of thy house into the street, his blood  shall be upon his head, and we will be guiltless:"
Joshua 2:19: "and whosoever shall be with thee in the house, his blood  shall be on our head, if"
Joshua 7:6: "and put dust upon  their heads."
Joshua 11:10: "for Hazor formerly  was the head of all those kingdoms."
Joshua 14:1: "and Joshua the son of Nun,  and the heads of the fathers of the tribes of the children of Israel,"
Joshua 15:8: "is Jerusalem: and the border went up to  the top of the mountain that lieth before"
Joshua 15:9: "And the border was drawn  from the top of the hill unto the fountain of the water"