Definition

1. Verb (colloquial):
   • To open (one's mouth) very wide, often in an exaggerated or ungainly manner.

Usage Examples

• Verb:
  • Nó ngoác miệng ra ngáp. (He yawned with his mouth wide open.)
  • Đừng có ngoác miệng ra mà cãi! (Don't open your mouth wide to argue back!)

Advanced Usage

• The word "ngoác" almost exclusively describes the action of opening the mouth. It carries a nuance of the opening being careless, unattractive, or excessively large.
• It is often used in the imperative form to scold or command someone not to speak or act in a certain way.

Variants and Related Words

• Ngoạc: An alternate spelling and pronunciation with the same meaning.
  • Thằng bé ngoạc miệng ra khóc. (The boy cried with his mouth wide open.)

Synonyms

• To gape: to open the mouth wide.
• To yawn: to open the mouth wide while taking a deep breath, often when tired.

Related Idioms

• Ngoác mồm ra: A more emphatic and sometimes derogatory phrase meaning "to open one's mouth (to speak foolishly or argue)."
  • Biết gì đâu mà ngoác mồm ra! (What do you know, opening your mouth like that!)

1. (khẩu ngữ) Open wide (one's mouth)
   • Ngoác miệng ra ngáp
     To yawn with the mouth wide open