shmangtacular 

(adj) Describing the use of a penis of abnormal size/color.

"Billy, that shmangtacular rape I watched last night was authentic."

"Who the fuck are you?"

shmangtacular by David Draminski October 6, 2013

shmazztacular 

like super dooper awesome!

OMG that last episode of Heroes was shmazztacular!!

shmazztacular by joseph:) February 16, 2009

Shagtacular 

Amazing in bed

Gavin's and Shaun's mums are shagtacular

Shagtacular by Richard Mannerfield March 25, 2003