Definition of starters:
(n) :
Someone who starts, or who starts something.
(n) :
The person who starts a race by firing a gun or waving a flag.
(n) :
(baseball) A starting pitcher.
(n) :
(golf) A person employed to take new players to the first tee at suitable intervals, and to provide them with caddies and equipment.
(n) :
Something that starts something.
(n) :
An electric motor that starts an internal combustion engine.