cause (a person or animal) to go with one by holding them by the hand, a halter, a rope, etc. while moving forward

she emerged leading a bay horse

be a route or means of access to a particular place or in a particular direction

the door led to a long hallway

a farm track led off to the left

be in charge or command of

a military delegation was led by the Chief of Staff

have the advantage over competitors in a race or game

he followed up with a break of 105 to lead 3-0

the Wantage jockey was leading the field

have or experience (a particular way of life)

she's led a completely sheltered life

a light-emitting diode (a semiconductor diode which glows when a voltage is applied)

light sources can be fluorescent tubes, optical fibres, or LEDs

an LED display