B2BR - A measure of how much of a girl is boob. The more boob, the

A measure of how much of a girl is boob. The more boob, the better. The less body, the better.

He said her B2BR was so high, it made his brain shut off.

I tried to calculate my B2BR, but I got distracted by my own thoughts.

Her B2BR was so good, I started writing a thesis on it.