Definition

1. Noun:
   • Foam or froth at the mouth: This refers to the white, bubbly substance that can appear at the corners or on the lips of a person or animal's mouth. It is often associated with intense physical exertion, certain medical conditions, or extreme emotional states like rage.

Usage Examples

• Noun:
  • Con chó bị bệnh, sùi bọt mép. (The sick dog was foaming at the mouth.)
  • Anh ấy nói đến vã bọt mép mà vẫn không thuyết phục được ai. (He talked until he was foaming at the mouth but still couldn't convince anyone.)

Advanced Usage

• "nói vã bọt mép": to talk until one foams at the mouth; to argue or speak with extreme, often futile, intensity and persistence.
  • Đừng có nói vã bọt mép nữa, không ai nghe đâu. (Stop talking until you're blue in the face; no one is listening.)
• "tức sùi bọt mép": to be so angry that one foams at the mouth; to be furious, seething with rage.
  • Nghe tin đó, ông ấy tức sùi bọt mép. (Upon hearing that news, he was foaming with rage.)

Variants and Related Words

• Bọt (n): foam, froth, lather (the general substance).
  • bọt xà phòng (soap bubbles/foam)
• Sùi (v): to exude, to ooze (often used with ).
• Vã (v): to exude, to come out (as in sweat or foam; used in ).

Synonyms

• Bọt (ở miệng): foam (at the mouth).
• Bọt nước dãi: frothy saliva.

Related Idioms/Phrases

• "Nói vã bọt mép" is itself a common idiomatic phrase meaning to argue or plead excessively and vehemently, often with the implication that the effort is wasted.
  • Cứ tranh cãi mãi, nói vã bọt mép cũng vô ích. (Keep arguing like that, talking until you're blue in the face is useless.)

1. Foam, froth