beater: Meaning and Definition of

beat•er

1. a person or thing that beats.
2. an implement or device for beating something: a rug beater.
3. a person who rouses or drives game from cover.
4. a machine for beating half-stuff to pulp by separating and shortening the fibers to produce a gelatinous mass.
5. the reed.
6. a young seal, usually a month to six weeks old, having completely or almost completely shed its initial white fur.