\ˈmüs \

Definition of mousse 

(Entry 1 of 2)

1 : a light spongy food usually containing cream or gelatin

2 : a molded chilled dessert made with sweetened and flavored whipped cream or egg whites and gelatin chocolate mousse

3 : a foamy preparation used in styling hair


moussed; moussing

Definition of mousse (Entry 2 of 2)

transitive verb

: to style (hair) with mousse

Examples of mousse in a Sentence


a jar of styling mousse

Recent Examples on the Web: Noun

This semi-frozen (aka semifreddo) dessert is similar to a frozen mousse, and comes with mango and saffron flavors, topped off with passionfruit curd, coconut whip and pink peppercorn meringue. Shelbie Lynn Bostedt, RedEye Chicago, "Treat your sweet tooth with these extravagant desserts," 17 Nov. 2017 If your hair is dry, spritz water onto your hair and then apply a mousse or leave-in conditioner with heat protectant to ensure the heat doesn't damage your locks. Sam Escobar, Good Housekeeping, "How to Get Perfect Curls Using a Diffuser," 9 Sep. 2015 Japan lodged a protest to Seoul over the island being represented on the mango mousse. Washington Post, "Inter-Korean summit food will have touch of Swiss," 25 Apr. 2018 Japanese media reported that Tokyo lodged a protest to Seoul over the island being represented on the mango mousse, but South Korea's Foreign Ministry couldn't immediately confirm. Kim Tong-hyung, Fox News, "Inter-Korean summit food will have touch of Swiss," 25 Apr. 2018 No streaks of white should remain, but there should be some lightness and volume to the mousse. Jason Wilson, sacbee, "Vermont industry turns over a new leaf | The Sacramento Bee," 24 Apr. 2018 Among the items on the plantation’s menu were crabmeat casseroles, oyster gumbos and salmon mousse. Amanda Cargill, Smithsonian, "What Did the Founding Fathers Eat and Drink as They Started a Revolution?," 3 July 2018 Crispy oysters get dressed in creamed nettles and frozen horseradish mousse. Michael Bauer,, "The 4 best tasting-menu restaurants in the Mission," 17 June 2018 Or a piece of honeycomb luxuriating in a pool of creme fraiche, or a pink oval of smooth, cold chicken liver mousse. Mike Sula, Chicago Reader, "Tied House is that rarest of neighborhood restaurants: a destination," 12 Apr. 2018

Recent Examples on the Web: Verb

L’Oréal's version, which transforms from clay to mousse when wet, comes in three variations: Detox and Brighten, Red Algae, and Eucalyptus. Sarah Kinonen, Allure, "The 8 Best Skin-Care Launches for Fall 2017," 24 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mousse.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mousse


1885, in the meaning defined at sense 1


1984, in the meaning defined above

History and Etymology for mousse


French, literally, froth, moss, from Old French mosse, of Germanic origin; akin to Old High German mos moss — more at moss

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Statistics for mousse

Last Updated

13 Nov 2018

Look-up Popularity

Time Traveler for mousse

The first known use of mousse was in 1885

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English Language Learners Definition of mousse

: a cold and sweet food made with whipped cream or egg whites and usually fruit or chocolate

: a foamy substance that is used in styling a person's hair

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Comments on mousse

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something that serves to warn or remind

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