butter boner
When a man has a full erection, but it still isn't quite rock-hard.
Firm, yet squishy.
Firm, yet squishy.
ex: He tried to put it in my butt, except he has a butter boner so it didn't penetrate.
Boner Butter
Semen, male ejaculate.
Dude I put my boner butter on her bread, and by bread I mean face, and by boner butter I mean jizz.