I. ˈmyül noun
Etymology: Middle English, from Anglo-French mul, from Latin mulus
Date: 13th century
1.
a. : a hybrid between a horse and a donkey ; especially : the offspring of a male donkey and a mare
b. : a self-sterile plant whether hybrid or not
c. : a usually sterile hybrid
2. : a very stubborn person
3. : a machine for simultaneously drawing and twisting fiber into yarn or thread and winding it into cops
4. slang : a person who smuggles or delivers illicit substances (as drugs)
II. noun
Etymology: Middle French, a kind of slipper, from Latin mulleus shoe worn by magistrates
Date: 1562
: a shoe or slipper without quarter or heel strap — compare scuff