Synonyms

foam at the mouth

Idioms

Be extremely angry, as in She was foaming at the mouth over the judge's ruling. This hyperbolic term uses the verb foam in the sense of “froth at the mouth,” a usage generally applied to animals such as horses and dating from about a.d. 950. [1400s]

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Hernandez told police she returned at 4:30 p.m. and found her 1-year-old foaming at the mouth in the midst of a seizure, according to the police report.

From Los Angeles Times

Meanwhile, the toothpaste on his lips made it look like he was foaming at the mouth.

From Literature

I’m not foaming at the mouth over the death of cinema or what have you.

From Los Angeles Times

Also, Cassiopeia was still rolling on the ground, twitching and foaming at the mouth quite brilliantly.

From Literature

Hernandez told police she found her baby foaming at the mouth and having an apparent seizure after emerging from her procedure at Always Beautiful Medical Spa, according to the police report.

From Los Angeles Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023