The art of looking like you are busy at work when in fact you are using a social network website.
'I had loads of work to do this afternoon but I couldn't be bothered so I just spent it Facebunking.'
by EL TEL February 24, 2012
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Absurd, ridiculous, nonsensical, unlikely, and/or untruthful things people post on Facebook.
Tiffany just said she is engaged to Darryl's brother and that they have twins on the way. The wedding is supposed to be in April. That's a bunch of facebunk if you ask me!
by thingoneandthingtwo February 22, 2012
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