Cariacus macrotis

Mule \Mule\ (m[=u]l), n. [F., a she-mule, L. mula, fem. of
   mulus; cf. Gr. my`klos, mychlo`s. Cf. AS. m[=u]l, fr. L.
   mulus. Cf. {Mulatto}.]
   1. (Zool.) A hybrid animal; specifically, one generated
      between an ass and a mare. Sometimes the term is applied
      to the offspring of a horse and a she-ass, but that hybrid
      is more properly termed a {hinny}. See {Hinny}.
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   Note: Mules are much used as draught animals. They are hardy,
         and proverbial for stubbornness.
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   2. (Bot.) A plant or vegetable produced by impregnating the
      pistil of one species with the pollen or fecundating dust
      of another; -- called also {hybrid}.
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   3. A very stubborn person.
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   4. A machine, used in factories, for spinning cotton, wool,
      etc., into yarn or thread and winding it into cops; --
      called also {jenny} and {mule-jenny}.
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   5. A slipper that has no fitting around the heel.

   Syn: mules, scuff, scuffs.
        [WordNet 1.5]

   {Mule armadillo} (Zool.), a long-eared armadillo (Tatusia
      hybrida), native of Buenos Ayres; -- called also {mulita}.
      See Illust. under {Armadillo}.

   {Mule deer} (Zool.), a large deer ({Cervus macrotis} syn.
      {Cariacus macrotis}) of the Western United States. The
      name refers to its long ears.

   {Mule pulley} (Mach.), an idle pulley for guiding a belt
      which transmits motion between shafts that are not
      parallel.

   {Mule twist}, cotton yarn in cops, as spun on a mule; -- in
      distinction from yarn spun on a throstle frame.
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