The sexual act of performing fellatio and simultaneously jerking off two penii. This motion resembles that of a teradactyl in flight. Related to skiing, but arms are raised, and mouth is open.
I used to think that the teradactyl was extinct until Bruce, Dante, and I met up with that ho-bag Tina.
Teradactyl: a sex manuver in which, right before the male ejaculates, he brings the blanket over his shoulders and flaps his "wings" against the female.
Rob did one helluva teradactyl last night...
A flight attendant who continues to work well past retirement age; a flying dinosaur.
Look at the bad botox on that skyhag! It's a teradactyl!!
the act of fucking a girl in the bushes while hopping on one leg and swinging your arms like a teradactyl; originally created by Adam Winter
Did you hear about that girl who got teradactyled at the bus stop?... She'll be out for a few days...