(adjective)
lacking a specific point, aim, purpose, or direction, describing someone's emotions or plans;
e.g. She let out all of her unfocused anger on us. They only have unfocused ideas instead of an actual strategy.
(adjective)
appearing blank and expressionless and often glazed-over, not seeing clearly or in focus, describing a person or their gaze/eyes;
e.g. He still seemed unfocused even though he had regained consciousness some time ago.
(adjective)
indistinct or unclear, not adjusted to focus on a point, used to describe an optical device or the view of an object;
e.g. The camera was unfocused so the image through its lens looked blurry.
(verb)
caused someone to stop concentrating or paying attention to something;
e.g. The sudden movement unfocused her and made her hand shake.
(verb)
to become blurry or indistinct and unclear to the eye, or to make something thus unclear and unable to be seen distinctly;
e.g. The photographer unfocused the camera for aesthetic appeal.