Glass eye
From Fan History Wiki
Roger Waters' glass eye is an inside joke from the pinkfloydslash Livejournal community. ineedthechunky and siko_k first noticed that one of (senior) Roger's lids drooped more than the other, making the other look freakishly alert.
In Entropicalia's Curious Feeling of Falling, Rick Wright abuses Roger before having sex with his empty eyeball socket. The fic was written for Mooserevenge.
