noun
grumbling; muttering nonsense
Refers to complaining or saying things that don't make sense, often in a discontented or rambling manner.
彼はいつも世迷言ばかり言っている。
He's always grumbling nonsense.
そんな世迷言を聞いている暇はない。
I don't have time to listen to such muttering.
Search-only form; not a standard spelling.
Compound of 世 (yo, 'world') + 迷い (mayoi, 'delusion, straying') + 言 (koto, 'word, speech'). The exact historical derivation is uncertain, but the word conveys the idea of 'world-deluded talk'.