To move back and forth or to and fro, especially rhythmically and rapidly. See Synonyms at swing.
To feel a quiver of emotion.
To shake or move with or as if with a slight quivering or trembling motion: "Even as the film moved . . . to the more deadly fields of Vietnam, old hatreds vibrated in me” ( Loudon Wainwright).
To produce a sound; resonate.
To fluctuate or waver in making choices; vacillate.