Определение и Значение "woeful"

The stray dog had a woeful expression, with sad eyes that seemed to reflect the hardships it had endured on the streets.

The news of the sudden loss brought a woeful atmosphere to the family gathering, as tears and mournful silence filled the room.

In the dimly lit room, the lone musician played a woeful tune on the piano, creating a sense of sadness that hung in the air.