What does SISS stand for?
What does SISS mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: SISS.
We've found a total of 2 definitions for SISS:
Scientific Instrument Support Structure
Student Information Services and Systems
What does SISS mean?
- hiss, sizz, siss, sibilate(verb)
- express or utter with a hiss