1. A machine or individual who polishes pearls.
2. A person who enjoys licking and/or rubbing the clitoris of another female.
Ex.1
"Wow. Not even a scratch! That pearl polisher works like a charm."
Ex.2
"Hey Jackson, have you seen Mick?"
"Last time I saw him, he and Rachel went upstairs. Probably going down on her like he always does."
"What a pearl polisher."