fair sex

fair sex idiom
Girls or women, as in Many women would object to being called the fair sex nowadays. This euphemism uses fair in the sense of “physically beautiful” and is probably dying out. [Mid-1600s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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