不知所謂 (bat1 zi1 so2 wai6) — to not know what one is doing; to not know (simple/common) things in Cantonese
batˉ¹不ziˉ¹知soˊ²所waiˍ₆謂简 不知所谓
Mandarin Pinyin: bu4 zhi1 suo3 wei4
Meaning of 不知所謂
nounto not know what one is doing; to not know (simple/common) things
nounit is used to describe a person or a thing that is absurd and a nonsense