"Pink Sock," but said with a southern accent (see "Pink Sock" definition). Often said with a slight vibrato on the word "sahhhck."
My Uncle James done fuckeded that thar pig so darn well he done gone n' gave 'em a pank sahhhck.
When your girlfriend, or boyfriend ;), takes off their panties ;), hands them to you ;), and they are still warm and/or moist 8D
"Damn honey, those are some hot panks!"
"Eww those hot panks got my hand dirty!"
"Damn baby it's getting cold, hand me your hot panks will ya?"
"There sure are lots of of hot panks in the summer, just how I like them."