Where your can voice can have more than one tone to it. To not have a monotone voice.
Bro, i have a dualtone voice, i would be great in a porn.
by J, Clarkerton August 24, 2008
To have a voice with more than one tone. To not have a monotone voice.
Dude, your so lucky, your voice is dualtone.
by City, The Bassist August 17, 2008