1.Definition: being or located on or directed toward the side of the body to the west when facing north
"My left hand", "Left center field", "The left bank of a river is bank on your left side when you are facing downstream"
2.Definition: intended for the left hand
"I rarely lose a left-hand glove"
3.Definition: not used up
"Leftover meatloaf", "She had a little money left over so she went to a movie", "Some odd dollars left"
4.Definition: of or belonging to the political or intellectual left