Wiktionary
sheath dresses
n. (plural of sheath dress English)
Usage examples of "sheath dresses".
She also realized that she would either have to give up wearing sheath dresses or else pick out the kind of dress that buttoned all the way down the front, in which case she would also have to have her slips made in such a way that they would open together with the dress.
She also observed a dozen exquisite Chinese women dressed in silk sheath dresses mingling with the male guests.