The meaning of the Acronym HDD is...

HDD is

• Horizontal Directional Drilling

More Meanings For HDD:

• Horizontal Directional Drilling
• Heat Degree Days
• Quantum Corporation
• Heavy Duty Dry
• Horizontal Directional Drill
• Howard Dwaine Dorough
• Hard Disk Drive
• Hits Daily Double
• Hard Disk Drive
• High Density Disk
• Hub Direct Display
• Hard Disk Drive
• Hardware Design Document
• Hard Disk Drive
• Heavy Duty Diesel

HDD is also in:

• Drivers
• Famous
• Geology
• Hardware
• Media
• Meteorology
• Military
• NYSE Symbols
• Products
• Sports
• Transportation