When someone elects not to confirm nor deny your status as a friend on a social networking website. Thus leaving you incapable of seeing their profile permanently.
My ex tried to friend me on Facebook, but I don't want her seeing any pics I put up, I think I'll just leave her in frimbo,
by soopaman September 13, 2010
Frimbo. WTF is a Frimbo?!
by Da Meadowlark October 26, 2008