A streaker is a bit like a flasher, but instead of just baring their shame for the world to see, a streaker feels the need to run around completely nude. This generally happens at large gatherings, such as sporting events.
James: "Did you see that streaker in the second half?"
John: "Yes, I particularly liked her norks."
The same man was a streaker at several soccer games in england this year, as well as the superbowl. People were blinded by his nudity, for he is not an attractive man