The meaning of the Acronym NIS is...

NIS is

• Not In Stacks
• National Information System
• Network Information Slackware
• Network Information Sunsite
• Network Information Sdn
• Not In Service
• A Nothing Incredibly Special
• Norwegians In Space
• Naval Investigation Service
• The Norwegian International Shipping

More Meanings For NIS:

• Normal Insulating and Superconducting
• Not In Stock
• NOVA Corporation of Georgia
• Network Information Service
• Network Information Services
• Network Information Server
• Norton Internet Security
• Naval Investigative Service
• National Inpatient Sample
• Non-Imaging Sensors
• National Identification Service
• Nothing Is Safe
• Newly Independent States
• National Irrigation System
• Not In Stacks

NIS is also in:

• Electronics
• Farming
• FBI Files
• FDA
• General
• Military
• Networking
• NYSE Symbols
• Police
• Security
• Unfiled
• US Government