The sudden arousal of a male or female counterpart by something as simple as a kiss on the neck. Its funny to see someone do it because the reciever makes funny faces and has this look of pure bliss to them.
the way she kissed her boyfriends neck sent him in to a neckgasm
by ~stephany~ December 17, 2008
1 more definition
When a woman get an orgasim from you touching the back of there neck.
There is this one chick that will get a neckgasm easy. Just touch her in the back of the neck.
by Wouldn't you like to know. March 30, 2005