This is used as a substitute for a tremolo bar, although not as effective and too powerful of force use could snap the guitar neck.
It had a tremolo bar on the bridge.
Then she picked a note on her guitar's upper E string and waggled the tremolo bar.
Every bent note, every whack of the tremolo bar is invested with the introspection, passion or rage of the lyrics.
Yeah, I don't like the sound of a tremolo bar!
Then it transpired the guitar I wanted to try didn't have a tremolo bar so he went off to find one.
Contrary to popular belief, the MTM series guitars do not sport a tremolo bar or system.
Shields wavers his guitar's tremolo bar as he strums, which contributes, in part, to the band's distinctive sound.
Hitting harmonics, he used his tremolo bar to send out waves of sound.
Casswell is a keen user of the guitar's tremolo bar.