Pronunciation: (kwā'vur),[key] —v.i. 1. to shake tremulously; quiver or tremble: He stood there quavering with fear. 2. to sound, speak, or sing tremulously: Her voice quavered a moment and then she regained control. 3. to perform trills in singing or on a musical instrument.
—v.t. to utter, say, or sing with a quavering or tremulous voice.
—n. 1. a quavering or tremulous shake, esp. in the voice.
2. a quavering tone or utterance.
3. Music, Chiefly Brit.an eighth note. See illus. under note.