Meaning Subject says it all
Type Acronym
Rank ★ ★ ☆  Average
Usage Online Only (chat, messaging, e-mail)
Comments SSIA may be used in an online forum or an email thread to direct another user to read the subject. It is sometimes used as a rather direct way of telling other people they should have read the subject before posting a question.
Example "When is the meeting?
Updated May 20, 2013