1. 2nite - tonight (오늘 밤에) 2. AFAIC - as far as I’m concerned (내가 생각하기에는) 3. AFAIK - as far as I know (내가 아는 한으로는) 4. AFK - away from keyboard (자리 비움) 5. AKA - also known as (다른 이름으로 알려진) 6. ASAP - as soon as possible (가능한 한 빨리) 7. ATM - at the moment (지금은) 8. B4 - before (이전에) 9. B4N - bye for now (일단 안녕) 10. BBL - be back later (나중에 돌아올게) 11. BC - because (왜냐하면) 12. BRB - be right back (곧 돌아올게..