origin Mid-Atlantic U.S.
n. A sexual act wherein a male participant places his mouth over the clitoris or entire vulva of a female and blows such that the vibration of his lips against her body creates a humming/flapping noise, similar to the sound of a bagpipe. Simultaneous anal stimulation with the finger is optional but not required
She was enjoying my performance until I whipped out the wet bagpipe.
I needed a shower after giving the lunch lady a wet bagpipe.
She thought the wet bagpipe I did on her was disquieting and unamusing.