What does NNSB Stand For in Government & Military ?
For NNSB we have found 2 definitions.
What does NNSB mean? We know 2 definitions for NNSB abbreviation or acronym in 2 categories. Possible NNSB meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.
NNSB Stands For: