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1.
Yet Another Food Udate. When someone keeps updating social media sites with messages about food, it is good practice to reply with "YAFU" to let them know you are not okay with it.
Monday:

>I had this epic Pizza today!

Tuesday:

>Nom nom nacho's!

Wednesday:

>Sushi!
<YAFU!
by Rikugun April 11, 2011
 
2.
Yet Another Fuck-Up.
YAFU by those idiots down in IT. Can't they ever keep the servers up?
by coldacid February 26, 2009