Adjective
dual boot (not comparable)
Alternative spelling of dual-boot
dual-boot (not comparable)
(computing) Having two operating systems available, such that either of them can be selected each time the computer is booted.
dual-boot
A dual-boot configuration could also be an option, though embracing this idea could mean that Microsoft would have to support two different operating systems at the same time. Source: Internet
Many people have a multi-boot system but this is still often referred to as a dual-boot. Source: Internet
This will let you use both operating systems, side-by-side, until you’re comfortable enough with Windows 8 to go all in. To configure your PC for dual-boot, all you have to do is creating a new partition for Windows 8, and then install it. Source: Internet
Upgrading a dual-boot system is much like upgrading any other Windows installation. Source: Internet
Would you want a tutorial on how to install Kali on your machine and make it dual-boot (or triple, quad, etc)? Source: Internet
You cannot dual-boot with another system. Source: Internet