1 definition by Syd Manson

Top Definition
A sexual position in which the person who will be penetrated puts their legs behind their head. After doing so the person who will do the act of penetrating commences with penetration.
She's really flexible man, she can do a Bionic Seahorse!!!
by Syd Manson December 28, 2009

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug