?Blue waffle,? or ?blue waffle disease,? is many things, but real is not one of them. It is an urban legend, a myth, a tall tale, a rumor, a hoax, etc. about a fictional sexually transmitted infection [2] (STI). If you do an image search, you?ll find (fake) pictures of blue waffle on the Internet. The blue refers to one of the alleged symptoms, which Reader #2 pointed out, and waffle is slang f...