Feeder
FEE'DER, noun
1. One that gives food, or supplies nourishment.
2. One who furnishes incentives; an encourager.
The feeder of my riots.
3. One that eats or subsists; as, small birds are feeders on grain or seeds.
4. One that fattens cattle for slaughter.
5. A fountain, stream or channel that supplies a main canal with water.
Feeder of a vein, in mining, a short cross vein.