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English definition of “froth”

froth

noun [U] uk   /frɒθ/ us    /frɑːθ/

froth noun [U] (BUBBLES)

small, white bubbles on the surface of a liquid: I like the froth on the top of the coffee.

froth noun [U] (NOT SERIOUS)

something that is not serious and has no real value, but is entertaining or attractive: His books are just froth, but they're enjoyable enough.

froth

verb [I or T] uk   /frɒθ/ us    /frɑːθ/
to (cause a liquid to) have or produce a lot of small bubbles that often rise to the surface: The waves frothed as they crashed onto the beach. Shake the drink before serving it to froth it up. froth at the mouth If a person or animal froths at the mouth, a mass of small bubbles appears from their mouth as the result of a disease. informal to be extremely angry
(Definition of froth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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