"Dual boot" means having two different operating systems on your computer, allowing you to choose which one to use when you turn on your device. Full definition
There is also the feature of dual boot and the touch screen technology option that is given. (goodereader.com)
In addition to setting up a PC to dual boot different operating systems, you can also set up some tablets with two operating systems. (howtogeek.com)
Taking things forward with Viewsonic's earlier not so memorable attempt at a Windows 7 and Android dual booting tablet is the latest ViewPad 10 Pro. (goodereader.com)