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12.
To creepily watch/stalk someone, generally someone with whom one is in a relationship, systematically removing them from other friendships in an attempt to render them utterly incapable of independent action.
A: Don't look now, but I think Dave is watching you from the bushes.

B: He's just making sure no one gets too close.

A: He's totally Cullening you.
by thebestlunchtableever February 16, 2010
 
1.
To do something on purpose (not by accident) like you had a specific reason for doing it.
Chris cullen dropped the bar of soap with full intentions of inviting another man to insert himself into his rectal cavity. Afterwards when realizing what he had done by purposely dropping the bar Chris whines “Why is it always me getting screwed”
by dic fast July 26, 2009
 
2.
a sexual position where woman has hands on floor with pelvis and legs on bed, while the man mounds her from behind and rides her hard.
"Ann let me give her a cullen on the third date," Peter explained.
by Mister_Monkey December 07, 2008
 
3.
To pull out at the brink of intercourse and then ejaculate upon a partners face.
"Awww bro, I gave her a mean Cullen."
by JimmyBreeze May 15, 2008
 
4.
An extremely awesome friend, gorgeous eyes and hair, gorgeous everything, great photographer, perfect in ALL ways, smart and all around AWESOME
That guy, is SOOO cullen!
by NaomiErin123 February 04, 2010
 
5.
To be unsucsessful in achieving sexual intercourse for a prolonged period of time despite having numerous opportunities to do so.
lad 1) I think I'll take it easy with her you know, maybe wait a little while longer.

lad 2) Mate, don't be such a Cullen.
by Andymac69 April 13, 2009
 
6.
"a stud" someone whos hot and sexy, plays hockey or football.
dude, ur a cullen
by IM NOT A CULLEN November 20, 2010
 
7.
Ugly, Unsuccessful with women and men, interested in men. Unliked by all, extremly small pin dick, Involved in some kind of sport. Usually footbal. Likes to use dildos for anal purposes. Do Not Date a guy Called Cullen
Teachers, School students. Cullen
by Why Hello There :) October 22, 2009