Definition

1. Noun:
   • Trump card: The most common meaning of "chủ bài" refers to a playing card of the suit that is temporarily ranked above the others in a particular card game.
   • A decisive advantage or resource: Figuratively, "chủ bài" means a hidden or final resource, argument, or strategy that is held in reserve to ensure victory or success in a situation.

Usage Examples

• Noun:
  • Trong ván bài, anh ấy đánh con chủ bài cuối cùng. (In the card game, he played his last trump card.)
  • Sự kiên nhẫn là chủ bài của cô ấy trong mọi cuộc đàm phán. (Patience is her trump card in every negotiation.)
  • Họ giữ kỹ thuật mới làm chủ bài. (They keep the new technique as their trump card.)

Advanced Usage

• "đánh chủ bài": to play the trump card.

  • Đến lúc cuối, công ty đã đánh chủ bài giảm giá mạnh. (At the last moment, the company played the trump card of a deep price cut.)

• "lật chủ bài": to reveal the trump card.

  • Đối thủ bất ngờ lật chủ bài khiến chúng tôi thua cuộc. (The opponent unexpectedly revealed their trump card, causing us to lose.)

Variants and Related Words

• Bài chủ (n): An alternative, less common word order with the same meaning as "chủ bài," referring to a trump card.

Synonyms

• Trump card: A card that outranks others; a decisive factor.
• Ace in the hole: A hidden advantage.
• Secret weapon: A resource kept secret for decisive use.

Related Idioms

• Giấu chủ bài: to hide/conceal one's trump card; to keep one's best strategy secret.

  • Anh ta giấu chủ bài cho đến phút chót. (He concealed his trump card until the last minute.)

• Chủ bài lật ngửa: (lit. the trump card is face up) The secret is out; the decisive move is revealed.

  • Kế hoạch bị lộ, chủ bài lật ngửa. (The plan was leaked; the trump card is now face up.)

noun

1. Trump card
   • đánh chủ bài
     to play the trump card