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1 definition by mohhbdohp

 
1.
during sex when the chick is on her back spread eagle and the guy is on top, then right before the climax the guy grabs the sheets and flaps his arms while giving a loud pterodactyl shreek.
yo last night when i was banging my girlfriend i did the pterodactyl and she loved it.

by mohhbdohp September 01, 2006