Out-of-the-way and One-horse

Out-of-the-way adjective - Different from the ordinary in a way that causes curiosity or suspicion.

One-horse and out-of-the-way are semantically related. In some cases you can use "One-horse" instead an adjective phrase "Out-of-the-way".

One-horse adjective - Small and remote and insignificant.

Out-of-the-way and one-horse are semantically related. Sometimes you can use "Out-of-the-way" instead an adjective phrase "One-horse".