From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( v.) To put; to place; to deposit; to deliver; to commit; to submit - with a sense of withdrawing one's self from; as, leave your hat in the hall; we left our cards; to leave the matter to arbitrators.

(2): ( v.) To desert; to abandon; to forsake; hence, to give up; to relinquish.

(3): ( v.) To withdraw one's self from; to go away from; to depart from; as, to leave the house.

(4): ( n.) The act of leaving or departing; a formal parting; a leaving; farewell; adieu; - used chiefly in the phrase, to take leave, i. e., literally, to take permission to go.

(5): ( v.) To let be or do without interference; as, I left him to his reflections; I leave my hearers to judge.

(6): ( v. i.) To cease; to desist; to leave off.

(7): ( v. i.) To send out leaves; to leaf; - often with out.

(8): ( v. t.) To raise; to levy.

(9): ( n.) Liberty granted by which restraint or illegality is removed; permission; allowance; license.

(10): ( v.) To let remain unremoved or undone; to let stay or continue, in distinction from what is removed or changed.

(11): ( v. i.) To depart; to set out.

(12): ( v.) To have remaining at death; hence, to bequeath; as, he left a large estate; he left a good name; he left a legacy to his niece.

(13): ( v.) To cease from; to desist from; to abstain from.

King James Dictionary [2]

Leave, n.

1. Permission allowance license liberty granted by which restraint or illegality is removed.

No friend has leave to bear away the dead.

David earnestly asked leave of me.  1 Samuel 20 .

2. Farewell adieu ceremony of departure a formal parting of friends used chiefly in the phrase to take leave.  Acts 18 .