Definition of hard disk drive in English:

hard disk drive

noun

Computing
  • A high-capacity, self-contained storage device containing a read-write mechanism together with one or more hard disks inside a sealed unit.

Origin

1970s; earliest use found in Computerworld. From hard disk + drive.

Pronunciation

hard disk drive

/ˌhɑːd ˈdɪsk drʌɪv/