1 definition by MissGodiva
To pass the buck on moral or social responsibility and/or action for an issue/cause by re-posting the link about the issue/cause to your own Facebook profile, instead of taking the action requested by the post.
"Ugh, I don't really have time to sign this 'feed the polar bears' petition. I'm gonna Facebuck this one to my friends."
by MissGodiva February 4, 2013