1.) The state of immense panic and joy experienced when something occurs about which you are a fan. Examples include, but are not limited to, meeting one of your idols, seeing your favorite author came out with a new book, etc.
2.) A genderless substitute for words like "fangirling" and "fanboying"
I just saw that Karen Marie Moning's novel "Darkfever" is being made into a movie, and I had a total fanic attack.