(n): headdress that protects the head from bad weather; has shaped crown and usually a brim
(n): protective covering consisting of a metal part that covers the engine
(n): a covering that is intend to protect from damage or injury
(v): dress in a bonnet
(v): put on or wear a hat
Bring the comb and play upon it!
Marching, here we come!
Willie cocks his highland bonnet,
Johnnie beats the drum.
- Robert Louis Stevenson, 'Marching Song'.
"But I am, as you like to point out in climatology, talking from my bonnet."
- Tim