The Ross youth was shot twice, once in the lower back, once in the left buttock.
From the toledoblade.com
Please avoid exposing bare flesh under curves of the buttocks and buttock crack.
From the nzherald.co.nz
Straighten the right elbow and raise the dumbbell to the height of the buttock.
From the signonsandiego.com
Strengthen your back, buttock and leg muscles with this ballet-inspired leg lift.
From the orlandosentinel.com
Please avoid exposing bare fleshy under-curves of the buttocks and buttock crack.
From the nzherald.co.nz
Relax your buttock muscles as you continue to bring your heel closer to your hips.
From the latimes.com
Diaz was unarmed when he was shot in the back of the head and in his buttock.
From the ocregister.com
A tumor the size of a fist was removed from the side of her left thigh and buttock.
From the en.wikipedia.org
Buttock implants are also a Brazilian specialty, as is vaginal rejuvenation.
From the economist.com
More examples
Either of the two large fleshy masses of muscular tissue that form the human rump
(buttocks) the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?"
The buttocks (singular: buttock) are rounded portions of the anatomy located on the posterior of the pelvic region of apes and humans, and many other bipeds or quadrupeds, and comprise a layer of fat superimposed on the gluteus maximus and gluteus medius muscles. ...
Each of the two large fleshy halves of the posterior part of the body between the base of the back and the top of the legs
(buttocked) Having some specific type of buttock
(Buttocks) The muscular area surrounding the rear of the pelvis.
(Buttocks) Humility and stupidity. Also power. You need to forgive someone.
(Buttocks) The rump or fleshy masses on the posterior aspect of the lower trunk, formed primarily by the gluteal muscles.
(Buttocks) a common area for unwanted hair in males