1. the feeling or action resulting from experiencing a particularly exciting event within the canon of a certain fandom, especially an event that has been anticipated for a long period of time, has a particular amount of tension building up to it.

2. Any extreme outburst of energy related to one's obsession with a fandom or an aspect of the fandom, especially when seen in random unrelated situations.

3. to experience a fangasm.
"The Prisoner of Azkaban movie was a fangasm for Sirius x Remus fans."

"If Kishimoto reveals that Yondaime is Naruto's father, I'm gonna fangasm!"
by Remix Sakura December 18, 2004
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When a serious fan of a tv show, book or series of books, etc. sees or hers about something related to that tv show, book or series of books, etc. and has an extreme and overwhelming feeling of joy.
While watching the 50th anniversary episode of Doctor Who, Cathryn had a fangasm when David Tennant said his signature exit line "I don't want to go."
by Cafuifui December 29, 2013
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A mental or emotional climax obtained by an obsessive fan of a series or other such thing. Normally happening in the presence of fanfiction or doujinshi, and often experienced by the female fans. After a fangasm, a decline in sexual mentality occurs, similar to the down period after a real orgasm.
1."That CloudxSephiroth doujin made me fangasm~!!"
2."I fangasmed when I saw Vic Mignogna at A-Kon last year!"
by Sephyrawr May 31, 2010
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To become sexually or mentally excited over something you are obsessed about. Usually used towards fandoms or ships.
When Sebastian almost kissed Ciel I had to change my underwear from my sudden Fangasm.

Help! I've fangasmed and I can't get up!!!
by Hentia Levi April 28, 2015
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The action of an outburst (usually containing spazing) about a fandom, or fandom related event.
Yarden:Did you hear about the Much Ado About Nothing with David Tennant and Catherine Tate play?!

Tina: Yes I fangasmed when i heard!
by Doctor<3River<3Amy<3Rory<3 January 10, 2012
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To feel like your orgasming by mere mention of something your a fan of or even obsessed with.
*picture of chibi Crona is posted*

Fan:D'AWWWWWWW *Fangasm* 8D
by BLU Engineer August 07, 2011
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Adj- A fantastic, orgasmic, and magical sensation
"Dude, did you just get a blow job?"
-"Yeah, it was fangasmical."
by itsafebreeze August 09, 2010
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