Vocabulary What does 大っきい (おっきい, okkii) mean? 大っきい (おっきい, okkii) means big; large; great. Quick factsReadingおっきいRomajiokkiiPart of speechi-adjective 大っきいおっきいokkiibig; large; great1i-adjective big; large; greatKanji in this word大big, large