삼인성호가 · 삼인성호를
a lie repeated enough becomes accepted as truth
Example
삼인성호라고, 거짓 소문도 계속 퍼지면 사실처럼 믿게 돼요.
As they say, if three people say there's a tiger, a rumor starts to seem true.
Word parts
삼 three+인 person+성 make+호 tiger
If three people claim there's a tiger in the market, people believe it.
Related words