Meaning of purposeless

1. She wandered through the park in a purposeless manner, unsure of where she was going.
2. The purposeless meeting left everyone feeling frustrated and confused.
3. Without a clear goal in mind, his actions seemed purposeless and aimless.
4. The purposeless tasks assigned to him at work made him question the value of his job.
5. The purposeless meandering of his thoughts kept him from making any progress on his project.
6. The purposeless existence of the wanderer made him feel lost and alone.
7. The purposeless debate continued for hours without any resolution in sight.
8. Her purposeless shopping spree left her with a sense of emptiness and regret.
9. The purposeless violence in the movie left a sour taste in the audience's mouths.
10. The purposeless destruction of the environment saddened and angered many conservationists.