Korean slang profile
FIR
fir
Flight information region
A Roman-letter abbreviation for 비행정보구역 (flight information region).
- Expanded form
- 비행정보구역비행정보구역 (flight information region)
- Other spellings
- —
- Earliest source found
- Mar 10, 1998
- Documented trend period
- Not verified
This is the earliest source we have verified, not the date the term was coined.
01Examples, with English translations
- Example by Julimmal
항로를 설명하는 옛 기사에서 FIR의 뜻을 찾아봤다.
I looked up the meaning of FIR in an old article explaining air routes.
02Documented history
No history documented.
03Origin & word formation
A 1998 article on scheduled civil aircraft flights through North Korean airspace expands FIR as 비행정보구역. The first user and time have not been verified.
Evidence for the origin explanationMedium
The spelling, definition, context, and publication date of the contemporary original were compared. This does not mean it originated in 1998; first use and the extent of spread remain unverified.
04Sources
Original titles and links are preserved. An English translation does not replace the original source.
- 한·미·홍콩 등 항공사 북한 영공 정기운항/4월23일부터 (서울신문)Published Mar 10, 1998Original source checked Nov 15, 2026