- 1[intransitive, transitive] froth (something) if a liquid froths, or if someone or something froths it, a mass of small bubbles appears on the surface a cup of frothing coffee The water gushed and frothed.
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- 2[intransitive] to produce a lot of saliva (= liquid in your mouth) The dog was frothing at the mouth. (figurative) He frothed at the mouth (= was very angry) when I asked for more money.
froth
verbNAmE//frɔθ//
Verb Forms present simple I / you / we / they froth he / she / it froths
past simple frothed
-ing form frothing
Check pronunciation: froth