<p><strong>Noun</strong></p><ul><li>an aggregation of bubbles, as on an agitated liquid or at the mouth of a hard-driven horse; foam; spume</li><li>a foam of saliva or fluid resulting from disease</li><li>something unsubstantial, trivial, or evanescent: The play was a charming bit of froth</li><li><strong>Synonyms</strong>: nonsense, fluff, frivolity, triviality</li></ul><p><strong>Verb</strong></p><ul><li>to cover with froth: giant waves frothing the sand</li><li>to cause to foam: to froth egg whites with a whisk</li><li>to emit like froth: a demagogue frothing his hate</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>to give out froth; foam: frothing at the mouth</li></ul>