noun. A hole dug in the ground to hold a fence post.

noun. A cut feature used to hold a surface timber or stone, usually much deeper than it is wide.

noun. a hole dug in the ground to hold a fence post

"With his own hands he tossed what was left of her head into the posthole he'd excavated in the woods six or eight weeks earlier."

hole  

acquisitive  blue-shirted  ersatz  post-hole  red-shirted