self-feeder

American

[self-fee-der, self-] / ˌsɛlfˈfi dər, ˈsɛlf- /

noun

an apparatus or machine that automatically discharges a supply of some material, especially one consisting of a hopper and a trough for feeding livestock.

self-feeder British

noun

any machine or device capable of automatically supplying materials when and where they are needed, esp one for making measured quantities of food constantly available to farm livestock

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of self-feeder

First recorded in 1825–35

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023