acousticize 

to change a song from electric guitar to acoustic guitar, with making appropriate miscellaneous changes

The band acousticized the song so they could play it at the cafe.

acousticize by JCast January 19, 2008

AcousticSynth 

An internet phenomenon who got called an idiot by Brian 'Head' Welch during a 'question and answer for the fans' type of interview.

I asked P. Diddy a question and he called me an idiot. I feel just like AcousticSynth when he got owned by Brian 'Head' Welch.

AcousticSynth by King Tryfle January 12, 2009

acousticrap 

A style of music very dissimilar to rock, which suffers from the unfortunate trait of only sounding good when played on an acoustic guitar at a concert full of potheads.

Have you heard the latest Dave Matthews Band album? It's acousticrap.

acousticrap by Phil August 16, 2005

Acoustical sex 

The act of performing penile penetration in one's ear.

Hey, Helen! Would you like to engage in acoustical sex?

Acoustical sex by Mooseypoo January 5, 2018

Ethylphasia Acoustica Abnormale 

Drunk whisper; drunk talking; attempting to talk quietly when drunk.

She thinks she is whispering, however, after drinking that Jim Beam she is suffering from Ethylphasia Acoustica Abnormale.

Ethylphasia Acoustica Abnormale by Drunk Whisper December 18, 2017

Acoustical 

acoustic musics.
either music made acoustic
or music that was written electric then made acoustic.

acoustical music kicks rap in the ass.

Acoustical by spencershadows January 9, 2009

Acousticity 

A measure of how acoustic music is.

Wow, Muse's acousticity is amazingly low!

Acousticity by 3xoskeleton April 25, 2010