Dislocation of the cuboid bone in your foot. Common in athletes, and needs manipulation to put back into place.

Yes the cuboid bone is part of the tarsal bones. There are seven in number, viz., the calcaneus, talus, cuboid, navicular, and the first, second, and third cuneiforms.

the cuboid has 2

In humans there is a bone named the 'cuboid' , it is the 'heel' bone in the foot.

An avulsion fracture is when the bony attachment of a muscle (via the tendon) cracks the bone such that the end of the tendon is dangling with the piece of bone where it was attached. In other words, its like when you peel tape off the wall and the paint comes with it.

The cuboid is one of the "tarsal" bones that shape the center of your foot. However, since no tendons attach to it ,an avulsion of the cuboid would involve a piece torn off of it by one of its ligaments.