on, toward, or relating to the side of a human body or of a thing that is to the west when the person or thing is facing north
a military command to turn the head in the particular direction stated
a defender in soccer or field hockey who plays primarily in a position on the left of the field
a district of Paris, France, situated on the left bank of the Seine River, to the south of the river. It is an area noted for its intellectual and artistic life
the left-hand side of the human brain, which is believed to be associated with linear and analytical thought
click on a link or other screen object by depressing the left-hand button of the mouse
the part of the outfield to the left of center field from the perspective of home plate
on the left (or right) side of a stage from the point of view of a performer facing the audience
travellers' luggage left in temporary storage at a railway station, bus station, or airport
a motor-vehicle steering system with the steering wheel and other controls fitted on the left side, designed for use in countries where vehicles drive on the right-hand side of the road
be left with an unwelcome responsibility, typically without warning
a mnemonic concerning the behavior of a current-carrying conductor in a magnetic field, according to which the directions of the magnetic field, the current, and the force exerted on the conductor are indicated respectively by the first finger, second finger, and thumb of the left hand when these are held out perpendicular to each other
entrust a decision, choice, or action to (someone else, especially someone considered better qualified)