a band lining the inside of a hat or cap to protect it against sweat from the head.
a band of fabric worn around the head to absorb sweat.

Origin of sweatband

First recorded in 1890–95; sweat + band2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sweatband

Historical Examples of sweatband

  • To avoid this trouble, place rubber bands through the sweatband.

  • Commander Benedict took off his cap and looked at the damp stain in the sweatband.

    Time Fuze

    Gordon Randall Garrett

  • The cabman removed his hat, ran his finger around the sweatband and replaced it on his head.


    Arthur Cheny Train

  • He accepted the letter, took off his sombrero, tucked it under the sweatband, and put on the hat again.

    Frances of the Ranges

    Amy Bell Marlowe

  • Westerners, of a certain type, sometimes carry important documents under the sweatband of their hats.

British Dictionary definitions for sweatband



a band of material set in a hat or cap to protect it from sweat
a piece of cloth tied around the forehead to keep sweat out of the eyes or around the wrist to keep the hands dry, as in sports
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