Unfocused (adjective)

Not having one's attention or energy directed in a particular direction; not concentrated or directed; scattered.

Origin:

From un- (not) + focused (to focus, to direct one's attention or energy in a particular direction).

Examples:

1. The student was unfocused during the lecture and couldn't keep up with the material.
2. The athlete's unfocussed mind caused him to make mistakes.
3. The company's unfocussed strategy led to a lack of success.
4. The movie was unfocussed and it was hard to follow the plot.
5. The conversation was unfocussed and went off on several tangents.