Definition of left noun from the Oxford Advanced Learner's Dictionary

      

    left

     noun
    noun
    BrE BrE//left//
     
    ; NAmE NAmE//left//
     
    see also leave
     
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  1. 1  the/somebody’s left [singular] the left side or direction She was sitting on my left. Twist your body to the left, then to the right. Take the next road on the left. To the left of the library is the bank.
  2. 2  [singular] the first, second, etc. left the first, second, etc. road on the left side Take the first left.
  3. 3a left [singular] a turn to the left (British English) to take a left (North American English) to hang/make a left
  4. 4   the left, the Left [singular + singular or plural verb] political groups who support the ideas and beliefs of socialism The Left only has/have a small chance of winning power. a left-leaning newspaper
  5. 5   the left [singular + singular or plural verb] the part of a political party whose members are most in favour of social change She is on the far left of the party.
  6. 6[countable] (in boxing) a blow that is made with your left hand He hit him with two sharp lefts.
  7. opposite right
    Word Origin Old English lyft, left ‘weak’ (the left-hand side being regarded as the weaker side of the body), of West Germanic origin.Extra examples As you go in the door, you’ll see it on your left. He is somewhat to the left of the previous leader. He looked to the left and then crossed. If you turn to your left you will see the parliament building. In recent years the country has been ruled only by governments of the left. My dad’s in the front row, on the extreme left of the picture. My office is just to the left of the main door. The bank is on the left, just after the post office. The car came from the left. The car park is on the left of the library. The party has moved further to the left. They’re both on the extreme left of the party.
See the Oxford Advanced American Dictionary entry: left