baculum

(redirected from Penis bone)
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See: cudgel
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References in periodicals archive ?
The penis bone, or "baculum", as a guide to the classification of certain squirrels.
Washington, Sept 26 ( ANI ): Ancient polar bears with surprisingly large penis bones suggests that they had infrequent but long-lasting sex sessions, it has been revealed.
The absence of a baculum, or penis bone, indicates she was female.
He had been beaten to death inside the camper with a 45 cm-(18 inch) long, 7 cm-(three inch) wide walrus baculum or penis bone found in the drive-way of Jacko's home.
and ended up breaking - fracturing - my penis bone.