Top Definition
Another name for a very good erection. So named because it resembles the shinbone of a dinosaur in terms or shape and hardness.
Dude 1: "That new chick in Accounts? She gives me wood."
Dude 2: "Aye, Dawg. Me too - a real dinosaurs shinbone."
by Wizards Sleeve September 23, 2006
5 Words related to dinosaurs shinbone

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