Crotch (or crutch) may refer to: William Crotch, English composer, organist and artist.Any region of an object where a trunk splits into two or more limbs. This can include branching regions of trees, buildings, diagrams, animals, etc.Specifically, the region of the human body between the legs where they join the torso, overlapping the groin. It is the area containing the genitals. As such, it's considered one of the intimate parts. This includes some relation to animals which also possess a cr… (More on Crotch)