👉 A 'narrow-mouthed' person is like a comedian who can only crack jokes about their own lack of wit, while being utterly silent about anything else. Picture this: "My narrow-mouthed neighbor just mentioned the new community garden, and I just replied, 'Yeah, sure, let's grow some tomatoes for the neighborhood picnic.'" That's the kind of person who's good at hiding their mouth but not so good at speaking up!
Now, here's an edgy example sentence: "The narrow-mouthed detective couldn't speak about the missing wallet, so he decided to just stare at it for hours, muttering 'It's a mystery, folks... maybe it's just me.'"