cleavity
noun, the force that draws men to look at a women's breasts by sensing/seeing a little bit of cleavage produced from her breasts.
1. I was talking to her, but cleavity caused my head to drop down.
2. Jenna Jameson's cleavity is legendary, I don't even know why she puts on make up.
2. Jenna Jameson's cleavity is legendary, I don't even know why she puts on make up.