What is smooth like butter meaning?

The phrase "smooth like butter" is typically used to describe something that moves or works very easily and effortlessly. It can refer to various things such as a person's dance moves, a car's performance, or even a person's speaking or writing style. The comparison to butter is often used because it is known for its smoothness and creaminess. Ultimately, when something is "smooth like butter," it is operating without any hiccups or struggles, and it feels as if it is gliding along effortlessly.