To move in a sneaky or cowardly way, especially because you don't want to be seen.
Sculked can make people think of someone doing something bad or sneaky.
Examples:
He sculked around the corner.
The cat sculked through the grass.
She sculked behind the tree.
The mouse sculked into the kitchen to find some cheese.
The spy sculked around the enemy's base.
The little boy sculked away after breaking the vase.