Shorthand for "not saying, just saying". Used when you want to let someone know about something, but you're not 100% confident in it; a way to make a statement without standing behind it in any way.
1) I've heard that drinking diet soda can lead to fits of uncontrollable rage and/or blackouts, nsjs. 2) Your Honor, the defendant has a history of drinking diet soda, and that could have led him to commit the murder. nsjs, Your Honor.