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foam / froth at the mouth
/fˈəʊm fɹˈɒθ at ðə mˈaʊθ/
/fˈoʊm fɹˈɑːθ æt ðə mˈaʊθ/
to foam / froth at the mouth
[PHRASE]What is the origin of the idiom "foam at the mouth" and when to use it?
The phrase "foam at the mouth" has its origins in the physical symptom associated with rabies, a viral disease that affects mammals. When an animal such as a dog contracts rabies, the virus affects the central nervous system, leading to erratic behavior. This idiom is commonly used in discussions of heated arguments, intense confrontations, or instances of extreme frustration.
2
*** (especially of an animal) to have a mass of small bubbles in and around its mouth, especially because it is sick or angry
Examples
1. He was foaming at the mouth with rage.
2. Nevertheless, perceiving the trick that had been played on them, they began to blow and foam at the mouth like bulls, loudly calling on Setebos (their devil) to help them.
3. Which include foaming at the mouth, aggressive behavior, staggering, and poor coat condition.
4. Yeah, after that alleged disrespect from the parking lot in October, the Seahawks were kind of foaming at the mouth for this one.
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