An Encylopedia Britannica Company

underwire

1 ENTRIES FOUND:
underwire /ˈʌndɚˌwajɚ/ noun
plural underwires
underwire
/ˈʌndɚˌwajɚ/
noun
plural underwires
Britannica Dictionary definition of UNDERWIRE
[count, noncount] chiefly US
: wire running through the bottom edge of a brassiere to provide support for a woman's breasts

— underwire

(chiefly US) or British underwired /ˈʌndɚˌwajɚd/ adjective