moving or behaving in a way that is not regular, certain, or expected:
He drove in an erratic course down the road.
She can be very erratic; one day she is friendly and the next she’ll hardly speak to you.
moving or behaving in a way that is not regular, certain, or expected:
He drove in an erratic course down the road.
She can be very erratic; one day she is friendly and the next she’ll hardly speak to you.