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:
Isaiah 42:11: "of the rock sing, let them shout  from the top of the mountains."
Isaiah 48:16: "I have not spoken in secret  from the beginning; from the time that it was,"
Isaiah 51:11: "and everlasting joy shall be upon  their head: they shall obtain gladness and joy; and sorrow"
Isaiah 51:20: "Thy sons have fainted, they lie  at the head of all the streets, as a wild bull in a net:"
Isaiah 58:5: "to afflict his soul? is it to bow down  his head as a bulrush, and to spread sackcloth and ashes"
Isaiah 59:17: "as a breastplate, and a helmet of salvation  upon his head; and he put on the garments of vengeance for clothing,"
Jeremiah 2:37: "from him, and thine hands upon  thine head: for the LORD hath rejected"
Jeremiah 9:1: "Oh that  my head were waters, and mine eyes a fountain of tears, that I might weep"
Jeremiah 13:21: "he shall punish thee? for thou hast taught them to be captains,  and as chief over thee: shall not sorrows"
Jeremiah 14:3: "they were ashamed and confounded, and covered  their heads."
Jeremiah 14:4: "the plowmen were ashamed, they covered  their heads."
Jeremiah 18:16: "thereby shall be astonished, and wag  his head."
Jeremiah 22:6: "of Judah; Thou art Gilead  unto me, and the head of Lebanon: yet surely I will make"
Jeremiah 23:19: "whirlwind: it shall fall grievously upon  the head of the wicked."
Jeremiah 30:23: "whirlwind: it shall fall with pain upon  the head of the wicked."
Jeremiah 31:7: "with gladness for Jacob, and shout  among the chief of the nations: publish ye, praise ye, and say,"
Jeremiah 48:37: "For every  head shall be bald, and every beard clipped: upon"
Jeremiah 52:24: "took Seraiah  the chief priest, and Zephaniah the second priest,"
Jeremiah 52:31: "in the first year of his reign lifted up  the head of Jehoiachin king of Judah,"
Lamentations 1:5: "Her adversaries are  the chief, her enemies prosper; for the LORD hath afflicted"
Lamentations 2:10: "they have cast up dust upon  their heads; they have girded themselves with sackcloth: the virgins of Jerusalem"
Lamentations 2:10: "the virgins of Jerusalem hang down  their heads to the ground."
Lamentations 2:15: "their hands at thee; they hiss and wag  their head at the daughter of Jerusalem,"
Lamentations 2:19: "Arise, cry out in the night:  in the beginning of the watches pour out thine heart like water"
Lamentations 2:19: "of thy young children, that faint for hunger  in the top of every street."
Lamentations 3:54: "Waters flowed over  mine head; then I said, I am cut off."
Lamentations 4:1: "the stones of the sanctuary are poured out  in the top of every street."
Lamentations 5:16: "The crown is fallen  from our head: woe unto us, that we have sinned!"
Ezekiel 1:22: "And the likeness of the firmament upon  the heads of the living creature was as the color of the terrible crystal,"
Ezekiel 1:22: "crystal, stretched forth over  their heads above."
Ezekiel 1:25: "from the firmament that was over  their heads, when they stood, and had let down their wings."
Ezekiel 1:26: "And above the firmament that was over  their heads was the likeness of a throne, as the appearance"
Ezekiel 5:1: "razor, and cause it to pass upon  thine head and upon thy beard: then take thee balances"
Ezekiel 6:13: "high hill, in all  the tops of the mountains, and under every green"
Ezekiel 7:18: "faces, and baldness upon all  their heads."
Ezekiel 8:3: "of a hand, and took me by a lock  of mine head; and the spirit lifted me up between"
Ezekiel 9:10: "will I have pity, but I will recompense their way  upon their head."
Ezekiel 10:1: "the firmament that was above  the head of the cherubims there appeared over them as it were a sapphire"
Ezekiel 10:11: "but to the place whither  the head looked they followed it; they turned"
Ezekiel 11:21: "and their abominations, I will recompense their way  upon their own heads, saith the Lord GOD."
Ezekiel 13:18: "armholes, and make kerchiefs upon  the head of every stature to hunt"
Ezekiel 16:12: "thine ears, and a beautiful crown  upon thine head."
Ezekiel 16:25: "thy high place at every  head of the way, and hast made thy beauty to be abhorred,"
Ezekiel 16:31: "In that thou buildest thine eminent place  in the head of every way, and makest thine high place in every"
Ezekiel 16:43: "therefore I also will recompense thy way  upon thine head, saith the Lord GOD:"
Ezekiel 17:4: "He cropped off  the top of his young twigs, and carried it into a land of traffic;"
Ezekiel 17:19: "and my covenant that he hath broken, even it will I recompense  upon his own head."
Ezekiel 17:22: "of the high cedar, and will set it; I will crop off  from the top of his young twigs a tender one,"
Ezekiel 21:19: "out of one land: and choose thou a place, choose  it at the head of the way to the city."
Ezekiel 21:21: "at the parting of the way,  at the head of the two ways, to use divination:"