New word used for when you're having an IM conversation, like on msn, and a parent or sibling starts observing what you're writing.
You type 'kigr' so that they know not to swear or talk about something you wouldnt want them to see.
Jessica: hey john :)
John: hey jessica, so i hear you're having a party at your house when your parents go away for the weekend
(Jessicas mum walks past the computer and stops to see what she's writing)
John:oh wait i think that was someone else
Jessica: yeah must be
(Jessicas mum walks off)
Jessica: phew that was a close one