gizzard
noun
- the second stomach of a bird: it has thick muscular walls and a tough lining for grinding food that has been partially digested in the first stomach
- Informal the stomach: a humorous usage
See gizzard in American Heritage Dictionary 4
(gĭzˈərd)
noun- A modified muscular pouch behind the stomach in the alimentary canal of birds, having a thick lining and often containing ingested grit that aids in the breakdown of seeds before digestion.
- A similar digestive organ found in certain invertebrates, such as the earthworm.
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