1. a machine that automatically provides a supply of some material; - Example: "the feeder discharged feed into a trough for the livestock" [syn: self-feeder, feeder]
WordNet (r) 3.0 (2006):
self-feeder
n 1: a machine that automatically provides a supply of some
material; "the feeder discharged feed into a trough for the
livestock" [syn: self-feeder, feeder]