term used to describe a woman who chooses not to shave her nether regions, thereby making her bush look like JJ Walkers' fro from the 1970's sitcom Good Times
Mike: Did you bang Judy last night?
Timmy: No way man. We were getting into it, she took off her panties and her bush looked like the top of Jimmy JJ Walker's head.
Mike: Sounds like she has a Dynomite pantyfro. That sucks dude.
Timmy: True that
"I was hanging out with this guy and things were going pretty well. We went back to his place, which turned out to be his mom's basement. Total pantyfreeze."