When somebody posts an embarrassing Facebook status update from your account when you aren't looking.
Let's Facemerk Jessica while she's in the bathroom by typing a status update telling everyone that she just took the biggest bowel movement in her life!
by TimGUNZ March 21, 2011
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.Buy the mug