HDD

American

abbreviation

Computers.

hard disk drive: a storage device containing one or more spinning magnetic hard disks.

HDD British

abbreviation

computing hard disk drive

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of HDD

First recorded in 1985–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Additionally, HDD makers face less of an oversupply risk than memory companies, which are now slowly adding capacity to address shortages after having been reluctant to do so, Woodring noted.

From MarketWatch • Apr. 6, 2026

Gross margins for HDD sellers are also not as high as those for memory makers, he said, and are therefore not peaking.

From MarketWatch • Apr. 6, 2026

Today, Seagate’s top HDD platform for hyperscale customers has capacities over 30 TB, with a focus on power and heat management, and its next generation later this year will push capacities over 40 TB.

From Barron's • Jan. 2, 2026

Morgan Stanley thinks HDD gross margins can top 50% in the year ahead.

From Barron's • Jan. 2, 2026

The industry’s first one terabyte HDD was announced at the start of 2007.

From Barron's • Jan. 2, 2026

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023