look up any word, like the eiffel tower:
 
2.
This can be used as a noun or a verb.
The act of creeping or the person who creeps on other people's girlfriend/boyfriend or obvious love interest.
"Look at this Kurtle, he's creepin on Kristen but he knows that's Cameron's girl"

The verb can either be used by itself or with the addition of "pull":

"This man's pullin a Kurtle, he's been creepin on Liz all day"
or just simply
"This man's Kurtlin it up, he keeps tryin ta make a move on her when her man's sittin right there"
by Hobo16 December 04, 2005
 
1.
A white male, usually named Kurt, with a turtle-like hump on his back and a heifer sized chip on his shoulder.
That guy is a total kurtle.
by AmyGayhart August 29, 2009
 
3.
A type of internet creature that has body parts of both a turtle and a koala. Often found in the depths of ancient image hosters, and long forgotten webservers.
"Hey man, check out this Kurtle I found on Tinypic!"
by JohnKurtle October 02, 2014