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1.
on the verge of shitting oneself. Short for having a turtlehead poking out.
Dude, where's the bathroom, I'm turtlin bad!
by Odinsworn December 19, 2006
 
2.
1) To "help your buddy out" by holding the door shut with one hand and masterbate with the other without his knowledge.

2) The action or process of holding the door shut and getting caught with your zipper down while watching a friend have sex with a random skank.
Roberto: "Where is Fred? I have'nt seen him in about 20min."
Alex: "Lets check Johns room."
Roberto: "The doors not locked but I can't open it.....Someone is holding it."
Alex: "Must be Fred then, he's the only one missing. Let's force it open. Oh shit it is Fred..... and his zipper is down. He was in there turtlin.
by diamondsonmyneck July 11, 2011
 
3.
1.to hide like a coward in your house (in your "shell" like a turtle) 2.to continually block an attack and never return an attack back (in video games). 3. When in danger you hide yourself like a turtle does
1."He's never going to come out and fight wit his turtlin' ass." 2.I never play him in fighting games cause he turtles."
by tylii fliy October 17, 2008
 
4.
When you are driving behind someone who is as slow as a turtle. This could also apply to someone walking or just being slow in general.
OMG stop turtlin and drive!
by ginna44 August 22, 2011
 
5.
to be doing something really slow
Carly: Come on we are going to be late!!
Laura: I'm coming, I'm coming!!!
Carly: Well hurry up and stop turtlin around
by CarlyPops May 06, 2006
 
6.
the act of killing turtles. usually accomplished with a rifle.
Claire: Where did Cecilia go?
Lisa: Gone turtlin'!
by clarabelle monaghan March 20, 2005