Definition of "bonnet" []

• A hat of cloth or straw, held in place by ribbons tied under the chin, that is worn by women and children. (noun)
• Scots A brimless cap worn by men or boys. (noun)
• A removable metal plate over a machine part, such as a valve. (noun)
• Chiefly British The hood of an automobile. (noun)
• A windscreen for a chimney. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "What's put a bee in his bonnet is the way the studios keep coming out with newer and better versions of movies that have already been released on DVD."
• ""Yes, you'd better not meddle with the darkies if you don't want your fingers smutted, Miss Anne; for young ladies with smutty fingers, don't succeed in society very well, you'd much better attend to your fineries, and exert your superfluous reformatory energies upon one of those marvellous structures which you call a bonnet, and I call a coal-scuttle.""
• "The bonnet is silly and it has a big fold down the middle because of the shipping."