این کلمه به معنای آلت تناسلی بزرگ هستش و بیشتر اوقات برای فحاشی استفاده میگردد
bullhead noun
an extremely large penis US, 1973
• I told her to make a guy think he has a bullhead for a dick even if
it’s not as large as her clitoris. — A. S. Jackson, Gentleman Pimp, p. 167, 1973
