n.
Pronunciation: ' müs
Function: noun
Etymology: F, literally, froth, moss, from Old French mosse, of Germanic origin; akin to Old High German mos moss ― more at MOSS
Date: 1892
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