acoustic shave 

the act of shaving with razor; not an electric shave

"Hey man, do you use Norelco?" "No way, I shave acoustic!"

acoustic shave by ExtraFine August 12, 2004

acoustic shave 

Where one's singing shaves off one or many needed notes.

At karaoke, Jebus' acoustic shave of Born to be Wild really butchered the song.

acoustic shave by Jozef de Beer March 29, 2008