Strong's #5288: na`ar (pronounced nah'-ar)
 from 5287; (concretely) a boy (as active), from the age of infancy to adolescence; by implication, a servant; also (by interch. of sex), a girl (of similar latitude in age):--babe, boy, child, damsel (from the margin), lad, servant, young (man).
Brown-Driver-Briggs Hebrew Lexicon:
 
  na‛ar 
 
 1) a boy, lad, servant, youth, retainer
 
 1a) boy, lad, youth
 1b) servant, retainer
 
  Part of Speech: noun masculine
Relation: from H5287
Usage:
This word is used 239 times:
Genesis 14:24: "Save only that which  the young men have eaten, and the portion of the men which"
Genesis 18:7: "tender and good, and gave it unto  a young man; and he hasted to dress"
Genesis 19:4: "compassed the house round, both old  and young, all the people"
Genesis 21:12: "be grievous in thy sight because of  the lad, and because of thy bondwoman; in all that"
Genesis 21:17: "heard the voice  of the lad; and the angel of God called to"
Genesis 21:17: "God hath heard the voice  of the lad where he"
Genesis 21:18: "Arise, lift up  the lad, and hold him in thine hand; for"
Genesis 21:19: "the bottle with water, and gave  the lad drink."
Genesis 21:20: "And God was with  the lad; and he grew, and dwelt in the wilderness, and became"
Genesis 22:3: "and took two  of his young men with him, and Isaac his son, and cleaved"
Genesis 22:5: "And Abraham said unto  his young men, Abide ye here with the ass;"
Genesis 22:5: "with the ass; and I  and the lad will go yonder and worship,"
Genesis 22:12: "not thine hand upon  the lad, neither do thou any thing unto him: for"
Genesis 22:19: "So Abraham returned unto  his young men, and they rose up and went together to"
Genesis 25:27: " And the boys grew: and Esau was a cunning hunter, a man of the field;"
Genesis 34:19: " And the young man deferred not to do the thing, because he had delight in Jacob's"
Genesis 37:2: "feeding the flock with his brethren;  and the lad was with the sons of Bilhah,"
Genesis 41:12: "And there was there with  us a young man, a Hebrew, servant to the captain of the guard; and we told"
Genesis 43:8: "Israel his father, Send  the lad with me, and we will arise and go; that we may live,"
Genesis 44:22: "And we said unto my lord,  The lad cannot leave"
Genesis 44:30: "to thy servant my father,  and the lad be not with us; seeing that his life is bound up"
Genesis 44:31: "It shall come to pass, when he seeth that  the lad is not with us, that he will die: and thy servants shall bring down"
Genesis 44:32: "thy servant became surety for  the lad unto my father, saying,"
Genesis 44:33: "let thy servant abide instead of  the lad a bondman to my lord; and let the lad go up"
Genesis 44:33: "the lad a bondman to my lord;  and let the lad go up with his brethren."
Genesis 44:34: "shall I go up to my father,  and the lad be not with me? lest peradventure I see"
Genesis 48:16: "me from all evil, bless  the lads; and let my name be named on them, and the name"
Exodus 2:6: "the child: and, behold,  the babe wept. And she had compassion on him, and said,"
Exodus 10:9: "And Moses said, We will go  with our young and with our old, with our sons and with our daughters, with our flocks"
Exodus 24:5: "And he sent  young men of the children of Israel, which offered burnt offerings, and sacrificed"
Exodus 33:11: "Joshua, the son of Nun,  a young man, departed not out of"
Numbers 11:27: "And there ran  a young man, and told Moses, and said, Eldad and Medad do prophesy"
Numbers 22:22: "upon his ass, and his two  servants were with"
Deuteronomy 28:50: "of the old, nor show favor  to the young:"
Joshua 6:21: "was in the city, both man and woman,  young and old, and ox,"
Joshua 6:23: " And the young men that were spies went in, and brought out Rahab, and her father, and her mother,"
Judges 7:10: "go thou with Phurah  thy servant down to the host:"
Judges 7:11: "unto the host. Then went he down with Phurah  his servant unto the outside of the armed men that"
Judges 8:14: "And caught  a young man of the men of Succoth, and inquired of him: and he described unto"
Judges 8:20: "his firstborn, Up, and slay  them. But the youth drew not his sword: for"
Judges 8:20: "he feared, because he was yet  a youth."
Judges 9:54: "Then he called hastily unto  the young man his armorbearer, and said unto him, Draw"
Judges 9:54: "me, that men say not of me, A woman slew  him. And his young man thrust him through, and he died."
Judges 13:5: "on his head: for  the child shall be a Nazarite unto God from"
Judges 13:7: "any unclean thing: for  the child shall be a Nazarite to God from"
Judges 13:8: "unto us, and teach us what we shall do  unto the child that shall be born."
Judges 13:12: "come to pass. How shall we order  the child, and how shall we do"
Judges 13:24: "his name Samson:  and the child grew, and the LORD blessed"
Judges 16:26: "And Samson said unto  the lad that held him by the hand, Suffer me that I may feel"
Judges 17:7: "And there was  a young man out of Bethlehem-judah of the family of Judah,"