when you accidently touch a females boob by accient by reaching for something in front of her.
Okay, uh-uh, no, I did not just graze your boob.
Oops boob graze
When a female brusher her boob against another person, usually in an effort to flirt and/or get more "value" out of the conversation. Commonly used by women in the Marina neighborhood of San Francisco.
Lisa boob grazed Aldo in an attempt to get him to like her again.