The meaning of the Acronym HI is...

HI is

• High Intensity
• High Impact
• Heat Intercept
• Heavy Ion

More Meanings For HI:

• High scores (games)
• Hospital Insurance
• Human Interface
• Harmful Input
• Humorous Intention
• Here Is ....
• Abap List Viewer
• Hello
• Humorous Individual
• Hanging In
• Homosexual Idiot
• Homemaker Interactive
• Humor Impaired
• Hydriodic Acid (Hydrogen Iodide)
• Hotspot Implementation

HI is also in:

• Chat
• Chemistry
• File Extensions
• General
• Geology
• Hardware
• SMS
• Software
• Telecom