1 definition by Arc1
The inability to control one's facial expressions when listening to someone else. Most often used to describe someone's face showing disgust or bewilderment when listening to someone saying something unintelligent.
When listening to their boss Kevin moronically attempt to explain the work, Chris turned to Lindsey and said "you have major face diarea ; you look exactly like how I feel..."
by Arc1 May 15, 2018