fog-eye Share definition Flag noun and collective noun. The condensation that results from the breath on corrective lenses when wearing a mask or facial covering, resulting in impeding sight. The fog-eye was particularly bad this morning. I had to take off my glasses. fog-eye by EEEEamon November 8, 2021 0 0 Get merch Get the fog-eye mug. Buy Now — $32.95 See more merch