A weak cry or whimper: Fay could hear the mewl of the kitten before she could find it.

1. A mammal which is the result of crossbreeding a horse with a donkey: The mule was harnessed to the wagon so the farmer could take his crops to the market.
2. A slipper typically without a back piece around the heel: The missing mule with the fluffy fur around it was found under the bed.
3. A person whose personality can be considered obstinate or self-willed: When Victor's mind is made up, he is as stubborn as a mule.
4. A machine used in the manufacture of worsted or thread that pulls and twists the fibre simultaneously: Debora's summer job was in the yarn factory, specifically monitoring the function of the mule.