Additions to window over sink? Not something I can comment on perhaps

Wikipedia Word definitions in Wikipedia
"Blind Spot" is a 1994 episode of the American television series Beverly Hills, 90210 . The episode follows two stories. In the first, series regular David Silver finds himself attracted to his blind piano teacher, causing a strain on his relationship with ...

Wiktionary Word definitions in Wiktionary
alt. 1 The place where the optic nerve attaches to the retina, and so where the retina cannot detect light. 2 In driving, the part of the road that cannot be seen in the rear-view mirror. 3 (context figuratively English) An inability to recognize a fact ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1864, "spot within one's range of vision where yet one cannot see." Of flaws in the eye, from 1872; figurative sense in use by 1907.

WordNet Word definitions in WordNet
n. a subject about which you are ignorant or prejudiced and fail to exercise good judgment; "golf is one of his blind spots and he's proud of it" the point where the optic nerve enters the retina; not sensitive to light [syn: optic disc , optic disk ]