When you're so cold, that your penis tries to suck back into your body like a frightened turtle into it's shell.
"Dude, you should know better than to go skinny-dipping on the first date. You never show the frightened turtle to a chick who hasn't already seen your meat."
by Mr. BRW February 7, 2008
When a poop log rears it's brown head out for a peek, only to retreat to it's rightful home at the moment, the ass.
Man! I almost messed my trousers, thankfully it was only a frightened turtle, so no soilage! *high five*
by Scooter McFadden April 19, 2004
The act of the male penis retreating back into the pelvis area causing it to look like the head a Frighten turtle Also known as FTS
by Wooha5062 April 26, 2010
Another term for shrinkage. When the male genetalia becomes withered from immersion in a cold fluid.
by Blaker April 7, 2006