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1.
Also known as a 360 Inward Heel, a combination of two skate tricks: BS 360 Shovit and a Heelflip. 180 Opposite of the Laser flip.
Have you seen that guy pulled a Emerald flip over a stair gap!
by rinji85 May 16, 2010
 
2.
Another name for a 360 (tre-) flip.
An emerald flip is when the board does a kickflip and spins around 360 degrees (a full circle)
by Voltron59 October 08, 2008