vague; desultory; distracted; loose; half-hearted; diffuse; scattered
散漫な態度では成果を上げることは難しい。
It is hard to achieve results with a half-hearted attitude.
会議の進行が散漫で時間だけが過ぎた。
The meeting proceeded in a desultory manner and time just passed.
注意散漫な運転が事故の原因だと判明した。
Distracted driving was found to be the cause of the accident.