mud sticks

idiomPart ofmud

mud sticks — idiom

1. people remember and believe bad things that are said about someone, even if thos

1.idiom
Definition

people remember and believe bad things that are said about someone, even if those things are later shown to be untrue.

Example

Even after the politician was proven innocent, some voters still doubted him — mud sticks.

Liang knew that mud sticks, so he was careful never to spread rumours about anyone.