When a woman with overly strong vaginal muscles constracts said muscles around the penis, thus rendering the male immobile.
Guy 1: "I saw you leave with that girl last night, how did it go?"
Guy 2: "Terrible. She dunch scrunched me and held me there for hours."
Guy 1: "Sheeeeeiiiiiit."
by hullos biznetcher April 13, 2010
Get the Dunch Scrunch mug.