When something happens in a fandom that drives a fangirl crazy. Side affects include rolling on the floor, screaming, crying, and flailing limbs.
Person 1: Hurry! Come quick! She's having a fangasm!
Person 2: Not again!
by Sparkae January 3, 2017
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To be fangirling to a point of such extreme desire that your emotions outpour into a fangasm that is felt by everyone around.
Tilda saw a picture of Ryan Gosling
She took one look, and everyone knew she was going to fangasm
by Cheesecrackerswithchutney April 14, 2014
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1. To be fantastically orgasmic
2. To experience a fantastic orgasm
3. a "pkim" and "jesse the jew" bizorg creation
1. im so fangasmicly high right now!
2. yo, how fangasmic would it be if savitsky got fired!
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A orgasm over male/female actors playing a vampire in a vampire film. Usually twilight refering to Edward Cullen
Girl 1: OMG have you seen robert pattinson in new moon?

Girl 2: Hell yeah! FANGasm much?

Girl 1: Oh yeah! team edward (L)
by WellHelloTherexx November 22, 2009
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fantastic + orgasmic
can be used as an adjective to describe anything
Dude, those hot booty pants are so fangasmic!
by Paul Decker April 26, 2006
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When a fan of something like when a FAN meets their idol or group and uncontrollably foehns love for them.
Last week I went to a Lil Wayne concert and I fangasmd all over him!
by Thesumis182 June 9, 2019
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