# one and only

idiom

Source: https://englishreference.com/idiom/one-and-only
Updated: 2026-08-10

## Meaning

Unique, one of a kind.

## Examples

- She is the one and only person I trust with my secrets.
- After searching for years, he finally found the one and only house that felt like a true home.
- The artist insisted that this painting was the one and only masterpiece he would ever create in his lifetime.

---

From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.