A person who is a expert of determining women's breast sizes. They also have a ability of telling if they are real, fake and/or if they are using a stuffed/pushed-up bra/braless, all simply by looking, and WITH the woman being fully clothed.
Bob: Wow, Judy really loves them think sweaters. I wonder what her bra size is.

Steve: *looks* She a 38C. And they're real. went with a brassier today. Nice.

Bob: How the hell do you know that ?

Steve: I've got the mad skills man. I'm a Boobieologist
by PlayBoyMan June 28, 2010
Get the boobieologist mug.