Making a Diamond shape with your hands in the doggie style position and then inserting your thumbs in your girls butt while having sex.
by Pacovalaco September 14, 2013
 Get the diamond back sneak attackmug.
Get the diamond back sneak attackmug. The act of sitting on a girls head farting and shitting down her neck while you jerk off and skeet on her head. While sticking your toes in her puss making her squirm like a diamond back
by Cheif long slong  June 27, 2018
 Get the the diamond backmug.
Get the the diamond backmug.