to give milk to their young.
No. One of the most common reasons that breasts leak is because the woman just had a baby. If the breasts are not expressed regularly while a woman is lactating, they will get sore and they will leak. If the breasts leak at any other time, it could be a medical symptom.
Women wear bras to cover and to support the breasts.
Can a woman have too many breasts? What is the perceived limit?
Slang term for a woman's breasts.
touching the breasts of a woman
No.
That is the valley between her breasts.
The breasts are mammary glands which will provide milk for any babies that the woman has.
The area between a woman's breasts is commonly referred to as the cleavage.
A "titwank" is when a woman masturbates a man with her breasts.
Breasts
no