QUA'VER, verb intransitive 1. To shake the voice; to utter or form sound with rapid vibrations, as in singing; to sing with tremulous modulations of voice. 2. To tremble; to vibrate. The finger - moved with a quavering motion. QUA'VER, noun 1. A shake or rapid vibration of the voice, or a shake on an instrument of music. 2. A note and measure of time in music, equal to half a crotchet or the eighth of a semibreve.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI