Sunbonnet

Origin

sun + bonnet

Full definition of sunbonnet

Noun

1. A hat (bonnet) worn for protection from bright sunlight.
• 1929, M. Barnard Eldershaw, , Chapter VII, Section xiShe saw a square picture framed in the window, two whitewashed cottages each with a little winding path, a bed of red and yellow cockscomb, a sloping field, a row of gum-trees, a child in a blue sunbonnet carrying a basket.