Butt-chin

Still looking lost and confused, Clive scratched his butt-chin, looked me in the eye with both pupils constricted, and full of uncertainty, he stammered as he fired yet another question.

And I told him everything; his perfect teeth glistened, a dimple flattered his flawless butt-chin.

He bent down slowly and got so close to my face, I could see the lines in his glossy, unchapped lips and the stubbled hairs in the crack of his butt-chin. page 123

He had a chin on him, a butt-chin, with a dimple in it.