号外

1. Origins, structure, and basic meaning

• Structure: 号外 (ごうがい) combines issue 号 and outside 外 to denote a newspaper edition outside the regular schedule.
• Basic usage: It is a special extra distributed quickly to report a major event.

2. Common pitfalls and similar expressions

• An extra edition rather than a regular issue
  • 号外 is published in addition to the normal sequence, usually because the news is important and urgent.