girls' or women's underwear
WordReference Random House Learner's Dictionary of American English © 2025
un•der•things /ˈʌndɚˌθɪŋz/USA pronunciation
n. [plural]
WordReference Random House Unabridged Dictionary of American English © 2025- Clothingwomen's underclothes.
un•der•things
(un′dər thingz′),USA pronunciation n.pl.
- Clothingwomen's underclothes.
- under- + things 1840–50
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