IYSS
IYSS definition by Slang.net
This page explains what the acronym "IYSS" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.
We are constantly updating our database with new slang terms, acronyms, and abbreviations. If you would like to suggest a term or an update to an existing one, please let us know!
How well do you know your Fantasy Football slang?
A chatting acronym that often means that you don't believe what another person said, but you don't want to talk about it anymore; can also mean to give in and be willing to believe what the other person said.