Definition of 分かったもんじゃない (わかったもんじゃない)

分かったもんじゃない

わかったもんじゃない

wakattamonjanai

expression
there's no knowing, there's no telling, it's anyone's guess, who knows?(colloquialism)
Related Kanji
part, minute of time, segment, share, degree, one's lot, duty, understand, know, rate, 1%, chances, shaku/100