underwire

American  

[uhn-der-wahy^uhr] / ˈʌn dərˌwaɪər /

noun

1. a wire sewn into the underside of each cup of a brassiere, used for support and shape.

2. a brassiere with such wires.

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Etymology

Origin of underwire

under- + wire

Example Sentences

Victoria’s Secret last year launched the FlexFactor, a bra with underwire encased in fabric to make it more cushioned against the skin, which is bringing in new customers while appealing to existing ones, executives have said.

From The Wall Street Journal

The concern here is that underwire puts pressure on the lymphatic system, reducing lymph flow and promoting cancer growth.

From Slate

If your underwire bra is causing you pain, worry instead about finding a bra that fits better.

From Slate

Handwashing helps underwire bras last longer, too.

From Slate

Because underwire bras were not compatible with the secured facilities’ many layers of metal detection and radiation monitoring.

From Seattle Times