1. Adjective
Like a rat's tail in form; as, a rat-tail file, which is round, slender, and tapering. See Illust. of File.
2. Noun
An excrescence growing from the pastern to the middle of the shank of a horse.
3. Noun
The California chimaera. See Chimaera.
4. Noun
Any fish of the genus Macrurus. See Grenadier, 2.
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