milk of magnesia

American  

noun

1. a milky white suspension in water of magnesium hydroxide, Mg (OH) 2 , used as an antacid or laxative.

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milk of magnesia British  

noun

1. a suspension of magnesium hydroxide in water, used as an antacid and laxative

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Etymology

Origin of milk of magnesia

First recorded in 1875–80; formerly trademark

Example Sentences

After I read your article about using milk of magnesia topically as a deodorant, I tried it.

From Seattle Times • Feb. 21, 2024

Other women have reported treating underbreast rash with Cetaphil cleanser, hand sanitizer, dandruff shampoo, milk of magnesia or diaper rash ointment with zinc oxide.

From Seattle Times • Jul. 14, 2021

She distributed goggles, masks, first-aid supplies and milk of magnesia, which is diluted with water to ease the sting of tear gas.

From New York Times • Jun. 2, 2020

But then some people we’d never met saw us and said, we have some milk of magnesia.

From Washington Post • Jun. 2, 2020

I swigged back the liquid in one go like you do milk of magnesia.

From "Black Swan Green" by David Mitchell