In a car, the gas strut for your truck lid is usually a ball/socket connection and is easy to see/get to. Others in a car are the wiper motor/linkage is usually a ball/socket joint.
In the human body, the femur / Hip joint or the shoulder joint
ball and socket
The scapula is a bone, but the shoulder is an example of a ball and socket joint.
a ball-and-socket joint.
A Ball and socket joint.
The hip joints
the hip and shoulder are examples of a ball-and-socket joint.
There are two ball and socket joints in the body, the shoulder and the hip.
Ball-and-socket joints can be found in the hip where the head of the femur attaches to a socket in the pelvis. Another example is the shoulder, where the humerus attaches to the scapula.
The glenohumeral joint (the shoulder joint)
A ball and socket joint is a joint that can move all around, the joint is not limited to move in a certain way. For example a ball and socket joints on your body include; your shoulders, your ankels, & your wrists.
Fibrous joints, allows little or no movement
Ball-and-socket joint is an example of triaxial (or multiaxial) joint.