1) Data accessing device 2) Old-school computer feature 
A device that comes as standard with all Amiga computers. Most Amigas use the Double-Density variety which store 880K of information.
A device for reading and/or writing data on a disk.
A device used to store and retrieve information for a computer. It can be either a hard drive which has the platter permanently attached, or a floppy drive which has a removable platter.
A device that can contain a fixed or removable spinning disk used for storage of digital data
A device used for storing and retrieving information held on disks. See also disk, floppy disk, hard disk.
A device that can contain a fixed or removable spinning disk used for storage of digital data. 
[n] - (computer science) computer hardware that holds and spins a magnetic or optical disk and reads and writes information on it
disc drive noun computer hardware that holds and spins a magnetic or optical disk and reads and writes information on it
Mechanical device that reads data from a disk. Many types can also write data to the disk
a device that, using an access mechanism under program control, enables data to be read from or written on a spinning magnetic disk, magnetic disk pack, floppy disk, or optical disk.