foam
word
Definition
Foam is a mass of small bubbles formed on or in liquids, such as on soaps or waves. It can also refer to a soft, light material full of tiny holes, often used for cushions or packaging.
Usage & Nuances
'Foam' is both a noun and a verb, but mainly used as a noun. As a material, it's common in 'foam mattress' or 'foam pad.' The bubbly meaning is used for soaps, waves, beer, etc. Don't confuse with 'fume' (smoke or gas). In casual speech: 'cream' or 'froth' are similar in some drinks.
Example Sentences
The soap made a lot of foam in the water.
basic
I bought a foam mattress for my bed.
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The beer has a layer of foam on top.
basic
Can you see the foam forming along the shore as the waves crash?
natural
She likes to add extra foam on her cappuccino.
natural
We packed the dishes with foam to keep them safe during the move.
natural