one’s two cents

(idiom) one’s opinion

Example Sentences:

A: What do you think of global warming?
B: Well, if you want my two cents, I feel like people aren’t doing enough to stop it!

People don’t like Lisa very much because she is always giving her two cents, even if people aren’t asking for it.

Media:

Similar idioms:

1. penny for your thoughts
2. speak one’s mind