ah crap, i couldn't stop thinking about that all-night threesome that i had last night, and my penis grew a baculum
a bone in the penis (penis bone, boner) usually found in most mammals, like dogs, cats, and walruses
"ah crap, i couldn't stop thinking about that all-night threesome that i had last night, and my penis grew a baculum" What is the definition of "baculum"?