the GNU version of the Collaborative International Dictionary of English
n. One who, or that which, licks.
The Century Dictionary and Cyclopedia
n. One who licks or laps up.
n. One who beats.
n. A device attached to a rotating or sliding part of an engine or other machine, for taking up a small quantity of oil and conveying it to a bearing or journal to be lubricated.
Word Usage
"Allow the beans to simmer until they are soft and tender and until the 'pot licker' is the consistency of ... well, pot licker."