A sweet, savory, orgasmic type of reaction, often experienced when one has the first bite of Nutella, and during every bite of Nutella.
*Phone call*
Janey: And then he was like, we should hag out at the movies sometime.
Macey: (silence)
Janey: Hello?
Macey: Sorry! I had a nutellagasm and lost my ability to talk.
by meeeeeeeeeeeouch November 27, 2011
Get the Nutellagasm mug.