The definition of the one girl you want to be with for the rest of your life. She is beautiful, funny, sexy, and just pure. amazingness. She gives you a sense of security that is undeniable. In other words she is the One.
Whilst amongst the course of sexual activity in the company of a female, a boobsberry is when you plant a raspberry directly on the above mentioned female's mammary region. The elicited response is priceless.