squickometer

noun. A jiggerwhackey that detects the ishy, the ew-y, and the cousincesty.

Real citation: “Oh, lord - just looked her up, IMDB says she was born in 1987. She's just two years older than my eldest, while Keanneau is, uhm six days older than me. My squickometer just broke.”
(Nov. 2, 2007, SFGate, http://www.sfgate.com/cgi-bin/blogs/sfgate/detail?blogid=7&entry_id=21618)

Made-up citation: “With my trusty new squickometer, life is less barf-worthy. I’m getting an electro-depantsifier or cappuccino machine next.”