a hat tied under the chin
"She adjusted her old-fashioned bonnet, pulling the ribbon tight beneath her chin before stepping out into the rain."
A type of hat, once worn by women or children, held in place by ribbons tied under the chin.
"The old photograph showed a young girl wearing a white cotton bonnet that was secured tightly under her chin with red ribbons."
dress in a bonnet
"The young girl tied her hair up and put on a blue floral bonnet before heading out to play."
To put a bonnet on.
"She carefully tied her daughter's blue bonnet under her chin to keep it secure while they walked in the rain."