The definition of a mule is the offspring of a female horse and a male donkey, or a stubborn person, or a person who has been hired to move illegal drugs from place to place.
(noun)See mule in Webster's New World College Dictionary
noun
Origin: OFr, fem. of mul < L mulus, mule
noun
Origin: Fr, ult. < L mulleus, red or purple shoe < IE base *mel-, dark-colored > Gr melas, black
See mule in American Heritage Dictionary 4
noun
Origin:
Origin: Middle English
Origin: , from Old French mul
Origin: and from Old English mūl
Origin: , both from Latin mūlus
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