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your dick is so cold and gets so small it appears that it goes inside of you, thus resembleing a turtle as it would go inside its shell
(past tense) yesterday, I got a wicked case of turtle dick

(present tense) today, I got a wicked case of turtle dick

(future tense) I hope i don't get turtle dick tomorow
by paulie March 04, 2004
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The act of getting to scared, that one's dick goes back into the body, the way a turtle's head hides in it's shell.
That turtle-dick ran so fast when he saw Big Rick across the street! He almost got a beat-down!
by Johnny Ock August 13, 2008
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When in a state of anxiety or after having been struck in the genitals, the penis tends to retract into the body. The name is derived from the turtle's defense mechanism.

Also applies to the bodily response after having gone swimming
I just went for a swim, and I got a mean case of turtledick (or turtlecock, tortoise-shlong)
by ppadru1 February 13, 2009
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What happens to males when they swim in cold water. The action of the penis retracting into the body to save heat.
Oh my god! I have turtle dick.

The water is so cold I got turtle dick
by Daren August 18, 2003
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The uncontrollable full retraction of the male penis, leaving Just Nuts.

As in a Turtle pulling his head back inside of his shell.

Causes: Cold Water, Fright, Koo Ko Girlfriends or Wives.
Rieko went koo ko and screamed at me in front of thousands of people at Disneyland and before you know it, I had Turtle Dick.
by DrGenetics March 25, 2008
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1. An uncircumsised dick. As in the way it looks b/c of the foreskin, like a turtle that is in its shell.
2. the first words my friend said when he saw my uncircumsised dick.
person 1: dude, im not circumsised...
person 2: ohhh, you have a turtle dick huh?
by john November 19, 2004
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