Verb-When a person posts something deragatory,insulting, dark, demented,racist, sexually-explicit,
homophobic,
bias, etc etc (anything that could get you banned from your church or start WW3 on the interwebs with sensitive snowflakes) on their or someone else's' social media public page on accident. Usually happens when inebriated or having a brain fart. Those bold enough, do it on purpose. Usually happens to those in secret groups. Can cause, loss of friends and employment, even
police investigation.
Tommy: "Did you see what that idiot,
Paul, posted on my Facebook?"
Mike: "Do you
think he Shamaleyed you?"