'Widow's' in the Bible

She took off her widow's clothing, and covering herself with her veil, she took her seat near Enaim on the road to Timnah; for she saw that Shelah was now a man, but she had not been made his wife.

Then she got up and went away and took off her veil and put on her widow's clothing.

Be upright in judging the cause of the man from a strange country and of him who has no father; do not take a widow's clothing on account of a debt:

They send away the ass of him who has no father, they take the widow's ox for debt.

The blessing of him who was near to destruction came on me, and I put a song of joy into the widow's heart.

If I kept back the desire of the poor; if the widow's eye was looking for help to no purpose;