What does HDD stand for?

What does HDD mean?

HDD	Hard Disk Drive Governmental » Military
HDD	Hard Disk Drive Community » Media
HDD	Hard Disk Drive Computing » Drivers
HDD	Hard Disk Drive Computing » Hardware
HDD	Quantum Corporation Business » NYSE Symbols
HDD	Heating Degree Days Miscellaneous » Unit Measures
HDD	Heavy Duty Diesel Governmental » Transportation
HDD	High Density Disk Computing » Hardware
HDD	Horizontal Directional Drilling Academic & Science » Geology
HDD	Heavy Duty Dry Business » Products
HDD	Hits Daily Double Community » Sports
HDD	Hyderabad, Pakistan Regional » Airport Codes
HDD	Horizontal Directional Drill Business » Products
HDD	Hardware Design Document Governmental » Military
HDD	Heat Degree Days Academic & Science » Meteorology
HDD	Howard Dwaine Dorough Community » Famous
HDD	Ana Bellek SüRüCüSü International » Turkish
HDD	Happy Dog Days Community
HDD	Hub Direct Display Computing » Hardware
HDD	High-Dose Dexamethasone Medical » Hospitals
HDD	Hardide Business » London Stock Exchange
HDD	Horizons BetaPro U.S. Dollar Bear Plus ETF Business » Toronto Stock Exchange