A cripple stud is a shortened stud used near openings in walls, typically made from a 2x4 lumber that is actually only 1.5 inches by 3.5 inches. It is installed to provide structural support around windows, doors, and other wall openings.

1. the cripple stud a cripple stud a shortened stud meant to work around an opening in a wall

2. it is usually a 2by4 which is really 1.5by3.5