Pretending that you don't know every
single detail about a Facebook Friend's
life so that you (a) do not seem like a stalker or (b) have something to talk about. Also an antidote for friends that over-share on
social media.
(1) I had to feign Fabnesia when I was talking to my old girl friend so she thought I wasn't checking her out on
Facebook! (2) If I didn't have Fabnesia,
I would have had nothing to
say to him!