Top definition
(n.) A pet name for the penis, taken from that of the dinosaur Pterodactyl

(n.) A penis resembling that of a prehistoric bird's beak
Kim: I finally saw Josh's penis last night
Amy: Really?! Was it big?
Kim: wasn't so much as big as....oddly shaped. It looked like a bird's beak...
Amy: Pterocockdyl!
by Ankylosaurus February 24, 2010
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