Definition

1. Adjective:
   • Producing or covered with lathery sweat or saliva from exhaustion or disease: Describes something, typically an animal or person, that is generating or is covered in a frothy, bubbly substance like sweat or saliva, often as a symptom of intense exertion, agitation, or illness.
   • Emitting or filled with bubbles as from carbonation or fermentation: Describes a liquid that is actively producing or is full of bubbles, typically due to a chemical process like carbonation (e.g., in soda) or fermentation (e.g., in beer or champagne).

Examples of Usage

• Adjective:
  • The foaming dog ran through the streets, alarming the residents. (The dog was producing frothy saliva, likely due to rabies or extreme exertion.)
  • After the marathon, the exhausted horse was foaming at the mouth. (The horse was covered in lathery sweat/saliva from extreme physical effort.)
  • She poured the foaming beer into a tall glass. (The beer was full of bubbles from fermentation and carbonation.)
  • The foaming waves crashed violently against the rocks. (The waves were filled with white, bubbly foam.)

Advanced Usage

• "foaming at the mouth": This idiom literally describes an animal or person producing frothy saliva, often due to rabies or extreme rage. Figuratively, it means to be extremely and visibly angry.
  • The politician was literally foaming at the mouth during his furious speech. (Used figuratively to emphasize extreme anger.)

Variants and Related Words

• Foam (noun/verb): The mass of small bubbles formed on or in a liquid; to form or produce foam.
  • The soap created a rich foam. (Noun)
  • The detergent will foam when mixed with water. (Verb)
• Foamy (adjective): Similar to "foaming," meaning consisting of, resembling, or covered with foam.
  • The cappuccino had a foamy top.
• Frothing (adjective): A near synonym, often used interchangeably with "foaming," especially regarding saliva or agitated liquids.
  • The rabid animal's frothing mouth was a danger sign.

Synonyms

• Bubbling: (for liquids) Having or producing bubbles.
• Frothy: Full of or covered with a mass of small bubbles; light and insubstantial.
• Effervescent: (of a liquid) Giving off bubbles; fizzy.

Adjective

1. producing or covered with lathery sweat or saliva from exhaustion or disease
   • the rabid animal's frothing mouth
2. emitting or filled with bubbles as from carbonation or fermentation
   • bubbling champagne
   • foamy (or frothy) beer