foam

//foʊm//
B1Frequency Level 10Neutral
Visual representation of foam

Noun

foamSingular
foamsPlural
1

A mass of small bubbles formed on or in liquid, typically by agitation or fermentation.

The foam on top of my coffee looked like a cloud.

2

A lightweight, spongy material made by trapping gas bubbles in a solid, used for cushioning or insulation.

The mattress is made of memory foam for extra comfort.

Verb

foamInfinitive
foamPresent tense
foamedPast tense
foamedPast participle
foamingPresent participle
foamsThird-person singular
1

To form or produce a mass of small bubbles; to froth.

The soap foamed when I added water.

2

To be extremely angry or agitated (often used in the phrase 'foam at the mouth').

He was foaming at the mouth when he heard the news.