Acronym: shorthand for "Just So I Know", used in corporate emails. Similar in use to JSYK (Just So You Know), another way of saying FYI.
JSIK, I have 2 wks of vacation this year, right?
by Unkie Al May 23, 2006
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.×