A neckless "beefcake". A man who is on serious steroids and is built like a brick shit house
You need to lay off the steroids.... You look like a penis turtle.
by The real life Lana Kane May 25, 2017
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a penis that looks like a turtle because they have not been circumsized.
Turd Ferg has a turtle penis.
by pinchewey June 24, 2010
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someone that takes a long time to get laid.
My brother is 21 and hasnt gotten laid yet, so he is a turtle penis
by olbaid222 October 12, 2009
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When you are extemely surprised, just like OMFG
something like:

TWO GUYS PLAYIONG A VIDEOGAME
A:HEY, YOU
INCREDIBLE MOVE*

B: HOLY TURTLE PENIS!
by stevewolf February 23, 2012
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When you get out of a pool and your penis is so small it looks like a turtle penis!
That dude just got out of that pool, I bet he has a turtle penis.
by GAYturtleSEX July 8, 2020
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a man's penis receding or shrinking because of seeing or experiencing something extremely unattractive.
I saw your mom's pubes, and they gave me a turtle penis.
by Mattameru April 16, 2015
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