SIS - Sister

What does SIS in Chat stand for? This page is dedicated to explaining the various possible meanings of acronym, abbreviation, shorthand or slang term : SIS What does SIS in Chat mean? Ever wondered what SIS means? Or any of the other 1,050,000 slang words, abbreviations and acronyms listed here at Sayitshort.com? Your resource for web acronyms, web abbreviations and netspeak.

What is SIS?
SIS is "Sister", under Chat
SIS Definition / SIS Means
The definition of SIS is "Sister"
The Meaning of SIS
SIS means "Sister"
Other definition of SIS?
We've found a total of 5 definitions for SIS SIS Paine Webber Group, Inc. in AMEX Symbols SIS Sister in Chat SIS Stud In Spandex in Chat SIS ter in Slangs SIS Staten Island Sound in States

What does SIS in Chat stand for?