Definition of feeders:
(n) :
One who feeds, or gives food to another.
(n) :
One who feeds, or takes in food.
(n) :
That which is used to feed.
(n) :
One who, or that which, feeds material into something (especially a machine).
(n) :
The participant in feederism who feeds the other (the feedee).
(n) :
(video games, derogatory) A player whose character is killed by the opposing player or team more than once, deliberately or through lack of skills and experience, thus helping the opposing side.