On all fours, the penis penetartes the anal hole, while arms are reaching around to give purple nurples; and licking the top of the butt crack. To complete this act, there must be a train of at least 4 or more people.
Last night, Lauren Aimee Eva & Nicole, had there boyfriends over to attempt to try the Evalian doggy style, the girls were on all fours, the guys did all the work. very pleasing
by Lane Figlarkoan November 20, 2006