Sneaky Walrus 

Partaking in the act of sneakiness or deception like a Walrus that is too sneaky to be found.

"Dude, I pulled a sneaky walrus on that couger last night. "
"Really, what did you do?"

"I whipped out my dick without her noticing."
"Dude..."

Sneaky Walrus by lSwarm December 13, 2009