noun, na-adjective
deeply disappointed; utterly mortified; extremely vexed
A yojijukugo expressing intense regret, chagrin, or mortification. Often used in formal or literary contexts to describe a state of profound emotional distress over an outcome.
彼は自分の失敗に無念千万の思いだった。
He felt utterly mortified by his own mistake.
無念千万、試合に負けてしまった。
To my deep regret, I lost the match.
A yojijukugo combining 無念 (regret, chagrin) with 千万 (extremely, myriad). The exact historical derivation is uncertain, but the phrase is conventionally used to express profound disappointment.