= F =
FOAF // n.
[Usenet; common] Acronym for `Friend Of
A Friend'. The source of an unverified, possibly untrue story.
This term was not originated by hackers (it is used in Jan
Brunvand's books on urban folklore), but is much better recognized
on Usenet and elsewhere than in mainstream English.
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.