A fork of Rural Dictionary
This phrase is commonly used when someone is pulling a face that you would usually associate with taking a poo (to strain) also often associated with a cum face.
Will you please stop giving me the poo face, i know you're stressed - calm down! Why are you straining, is that your poo face?
Some one that looks like they crapped their pants killing the mood at any social gathering.
That Lindsay is a Poo Face. She is always a downer.