look up any word, like hipster:
 
1.
Fuck the first definition. A breast boner is when your nipples get hard.
It was so cold, I got a breast boner.

Words related to breast boner

dick titfuck tits boner boobs breast chest cold fuck fucking hard nipples
 
2.
A nice pair of tits that you would like to titfuck.

Breast you dream of sticking you dick in and fucking
I'm not into tit fucking, but there was one bitch who gave me a breast boner.