Similar to a hangover, in that it occurs after a night of drinking, although the symptoms are not a headache, etc. but rather that the individual facebook friends all the people they met the previous evening.
"Oh man, I had a huge faceover this morning, but couldn't add everyone i wanted to as friends because I couldnt remember their last names"
by Naomi Ellen February 9, 2008
by Mavvv November 8, 2008
Feeling terrible from the night before from getting in a fight rather than drinking, although you probably were drinking too.
by Dr. McChuckles March 10, 2010