Taking a book out of someone's bookcase and preceeding to deficate (shit) between two of the pages and then placing it back on the shelf. A.K.A. "The Ultimate Bookmark."
Any mishap with fake tan, but in particular use in reference to someone/or yourself who has applied too much fake tan and has gone a very stupid shade of brown!
Did you see how brown the bride was?
Yes she must had had a FlaniTan ™