The Only Use of
metronome
in
Harry Potter (#7) and the Deathly Hallows
- He swung his right arm upward to shake Harry's hand, but at the last moment seemed unable to face it, and merely closed his fist and began swinging it backward and forward like a metronome.†
Chpt 3
Definition:
-
(metronome) a device that helps musicians maintain tempo by providing subtle visual or auditory signals