move by itself
phraseUK /muːv baɪ ɪtˈself/
US /muːv baɪ ɪtˈsɛlf/
To move on its own without anyone or anything pushing it.
The toy car can move by itself when you wind it up.
RELATED WORDS
OTHER MEANINGS
2. To change position without help from a person.
The little robot can move by itself across the floor.
3. To happen or change without anyone making it happen.
The story seems to move by itself toward a happy ending.
4. To go from one place to another on its own power.
The wind-up fish can move by itself in the water.