A fluttering or darting movement.

(physics) A particular, unexpected, short lived change of state.

(networking) A flow control unit or flow control digit.

To move about rapidly and nimbly.

To move quickly from one location to another.

(physics) To unpredictably change state for short periods of time.

To move a tethered animal to a new, grazing location.

To be unstable; to be easily or often moved.