crotch

The area where something forks or branches, a ramification takes place.

“There is a child sitting in a crotch of that tree.”

The ventral area (very bottom) of the human body between where the legs fork from the torso, in the area of the genitals and anus.

“Every mile they rode their crotches felt worse saddlepain.”

Either the male or female genitalia.

“He cringed at being kicked in the crotch.”

In the three-ball carom game, a small space at each corner of the table.

The open counter (negative space) formed by two downward strokes that meet at an internal acute angle, potentially above a vertex, as in the letters "V" and "Y".

To provide with a crotch; to give the form of a crotch to.

“to crotch the ends of ropes in splicing or tying knots”

(logging, western US) To notch (a log) on opposite sides to provide a grip for the dogs that will haul it.