Definition

1. Prepositional Phrase / Noun Phrase:
   • Under someone's banner/command: Historically refers to soldiers or followers under the direct command and protection of a leader, general, or warlord. It implies being part of a specific leader's faction or retinue.
   • Under someone's wing/aegis: In a modern, figurative sense, it describes being under the patronage, employment, or direct management of a powerful or influential person or organization.

Usage Examples

• Historical/Literal:
  • Những binh sĩ tài giỏi nhất đều nằm dưới trướng của vị tướng đó. (The most skilled soldiers were all under that general's command.)
• Modern/Figurative:
  • Cô ấy làm việc dưới trướng một chuyên gia nổi tiếng. (She works under the aegis of a famous expert.)
  • Công ty con hoạt động dưới trướng của tập đoàn lớn. (The subsidiary operates under the wing of the large corporation.)

Advanced Usage

• The phrase often carries a connotation of loyalty, direct subordination, and the benefits (or constraints) of being within a specific leader's sphere of influence. It is more formal and literary than casual speech.

Variants and Related Words

• Trướng hạ: (Literary, historical) The original Sino-Vietnamese term meaning "below the commander's tent," directly referring to subordinates.

Synonyms

• Under the command of: Subject to the orders of a leader.
• Under the auspices of: With the support and protection of.
• In the employ of: Working for.

Related Idioms

• While "dưới trướng" itself is a set phrase, it relates conceptually to idioms about patronage and loyalty, such as "the power behind the throne" or "serving under someone's banner."