背広

1. Origins, structure, and basic meaning

• Structure: 背広 is read as せびろ and means “business suit”.
• Basic usage: It denotes a navy business suit worn to a ceremony and a suit that feels slightly tight when taken out after a long time.

2. Common pitfalls and similar expressions

• 背広を着る / 背広を出す
  • Use 背広を着る for wearing the suit and 背広を出す for taking it out of storage.