mule

noun
  1. A hybrid animal that is the offspring of a male donkey and a female horse, known for its strength and endurance. noun
    The farmer used a mule to help plow the fields.
    Mules are often used as pack animals in mountainous regions.
  2. A type of shoe that is backless and often closed-toed, resembling a slipper. noun
    She slipped on her mules before heading out the door.
    Mules are a popular choice for summer footwear due to their easy slip-on design.
  3. A person who is paid to transport illegal drugs by concealing them on or in their body. noun
    The authorities arrested a drug mule at the airport.
    He was caught acting as a mule for a smuggling operation.
  4. A spinning machine used to spin cotton and other fibers in the textile industry, historically significant during the Industrial Revolution. noun
    The spinning mule revolutionized the textile industry in the 18th century.
    Workers operated the mule to produce large quantities of yarn.