Strong's #113: 'adown (pronounced aw-done')
 or (shortened) adon {aw-done'}; from an unused root (meaning to rule); sovereign, i.e. controller (human or divine):-- lord, master, owner. Compare also names beginning with "Adoni-".
Brown-Driver-Briggs Hebrew Lexicon:
 / 
  'âdôn / 'âdôn 
 
 1) firm, strong, lord, master
 
 1a) lord, master
 
 1a1) reference to men
 
 1a1a) superintendent of household,of affairs
 1a1b) master
 1a1c) king
 
 1a2) reference to God
 
 1a2a) the Lord God
 1a2b) Lord of the whole earth
 
 1b) lords, kings
 
 1b1) reference to men
 
 1b1a) proprietor of hill of Samaria
 1b1b) master
 1b1c) husband
 1b1d) prophet
 1b1e) governor
 1b1f) prince
 1b1g) king
 
 1b2) reference to God
 
 1b2a) Lord of lords (probably = "thy husband, Yahweh" )
 
 1c) my lord, my master
 
 1c1) reference to men
 
 1c1a) master
 1c1b) husband
 1c1c) prophet
 1c1d) prince
 1c1e) king
 1c1f) father
 1c1g) Moses
 1c1h) priest
 1c1i) theophanic angel
 1c1j) captain
 1c1k) general recognition of superiority
 
 1c2) reference to God
 
 1c2a) my Lord,my Lord and my God
 1c2b) Adonai (parallel with Yahweh)
 
  Part of Speech: noun masculine
Relation: from an unused root (meaning to rule)
Usage:
This word is used 335 times:
Genesis 42:33: "And the man,  the lord of the country, said unto us, Hereby shall I know that"
Genesis 43:20: "And said, O  sir, we came indeed down at the first time to buy food:"
Genesis 44:5: "Is not this it in which  my lord drinketh, and whereby indeed he divineth?"
Genesis 44:7: "unto him, Wherefore saith  my lord these words? God forbid"
Genesis 44:8: "of Canaan: how then should we steal out of thy lord's house  out of thy lord's house silver"
Genesis 44:9: "both let him die, and we also will be  my lord's bondmen."
Genesis 44:16: "said, What shall we say  unto my lord? what shall we speak? or how"
Genesis 44:16: "the iniquity of thy servants: behold,  we are my lord's servants, both we, and he also"
Genesis 44:18: "unto him, and said, Oh  my lord, let thy servant, I pray thee, a word"
Genesis 44:18: "I pray thee, a word  in my lord's ears, and let not thine anger burn"
Genesis 44:19: " My lord asked his servants, saying, Have ye a father, or"
Genesis 44:20: "And we said unto  my lord, We have a father, an old man, and a child of his old age,"
Genesis 44:22: "And we said unto  my lord, The lad cannot leave"
Genesis 44:24: "we told him  of my lord."
Genesis 44:33: "instead of the lad a bondman  to my lord; go up with his brethren."
Genesis 45:8: "and he hath made to Pharaoh,  and lord of all his house, and a ruler throughout all"
Genesis 45:9: "Joseph, God hath made  me lord of all Egypt: come down unto"
Genesis 47:18: "hide it from  my lord, how that our money is spent;"
Genesis 47:18: "how that our money is spent;  my lord also hath our herds of cattle;"
Genesis 47:18: "of cattle; there is not aught left in the sight  of my lord, but our bodies,"
Genesis 47:25: "let us find grace in the sight  of my lord, and we will be Pharaoh's"
Exodus 21:4: "If  his master have given him a wife, and she have born him sons or daughters;"
Exodus 21:4: "and her children shall be  her master's, and he shall go out by himself."
Exodus 21:5: "shall plainly say, I love  my master, my wife,"
Exodus 21:6: " Then his master shall bring him unto the judges; he shall also bring him to the door, or"
Exodus 21:6: "or the door post;  and his master shall bore his ear through with an awl;"
Exodus 21:8: "If she please not  her master, who hath betrothed her to himself, then shall he let her be redeemed:"
Exodus 21:32: "or a maidservant; he shall give  unto their master shekels of silver, and the ox"
Exodus 23:17: "thy males shall appear before  the Lord"
Exodus 32:22: "said, Let not the anger  of my lord wax hot: thou knowest"
Exodus 34:23: "your men children appear before  the Lord the God of Israel."
Numbers 11:28: "one of his young men, answered and said,  My lord Moses, forbid"
Numbers 12:11: "unto Moses, Alas,  my lord, I beseech thee, lay the sin"
Numbers 32:25: "will do as  my lord commandeth."
Numbers 32:27: "the LORD to battle,  my lord saith."
Numbers 36:2: "The LORD commanded  my lord to give the land"
Numbers 36:2: "by lot to the children of Israel:  and my lord was commanded by the LORD to give"
Deuteronomy 10:17: "your God is God of gods,  and Lord of lords, a great a mighty,"
Deuteronomy 10:17: "is God of gods, and Lord  of lords, a great a mighty, and a terrible,"
Deuteronomy 23:15: "Thou shalt not deliver unto  his master the servant which is escaped from"
Deuteronomy 23:15: "which is escaped from  his master unto"
Joshua 3:11: "Behold, the ark of the covenant  of the Lord of all the earth passeth over before"
Joshua 3:13: "that bear the ark of the LORD,  the Lord the earth, shall rest in the waters"
Joshua 5:14: "and said unto him, What saith  my lord unto his servant?"
Judges 3:25: "a key, and opened them: and, behold,  their lord was fallen down dead on the earth."
Judges 4:18: "and said unto him, Turn in,  my lord, to me; fear not."
Judges 6:13: "said unto him, Oh  my Lord, if the LORD be with"
Judges 19:11: "and the servant said  his master, Come, I pray thee, and let us turn in into"
Judges 19:12: " And his master said unto him, We will not turn aside hither into the city of a stranger,"
Judges 19:26: "of the man's house  her lord was, till it was light."