a foolish or giddy person; scatterbrain.

Origin of featherbrain

First recorded in 1830–40; feather + brain
Related formsfeath·er·brained, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for featherbrain

Historical Examples of featherbrain

  • I was always laughing and skipping about like a featherbrain.

    His Masterpiece

    Emile Zola

  • You I can trust; but she is a bit of a featherbrain, and one never knows what may happen.

    A True Friend

    Adeline Sergeant

  • France will be prettily governed by a featherbrain, who has such whims.

    Balsamo, The Magician

    Alexander Dumas

  • She thought, the featherbrain, that she was entering the Leaf-cutters house!

    Insect Adventures

    J. Henri Fabre

  • That such a revulsion should occur in the nature of a gadabout and featherbrain like this girl, is not unnatural.


    James Huneker

British Dictionary definitions for featherbrain




a frivolous or forgetful person
Derived Formsfeatherbrained or featherheaded, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012