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6.
1. A term of endearment between friends, in which the other is often a Megatroz. According to Greek mythology Slagathor and Megatroz are often said to have been born as conjoined twins, connected at the kidney.

2. A person with no heart.

3. A synonym for 'broken'.
Josie: Megatroz, I feel recklessly abandoned.

Holly: Oh Slagathor. He left a scar size extra large.
by everythingsgonnabefine May 18, 2010
 
1.
Noun- A hideously ugly excuse for a female, the kind of girl who would make one want to cut off one's own penis rather than sleep with/ look at for an period of time longer than three seconds.
Friend: Dude, what did i do at that party last night?
You: You hooked up with that slagathor that looks like Al Sharpton
Friend: *Kills self*
by Casey Scott Brains September 06, 2007
 
2.
1.(from the show scrubs) A girl actually named 'debbie'

2. A term of endearment between apathetic or lazy friends

3. A revolting beast that looks more like a pig wearing makeup than something with 23 chromosomes
1. (from scrubs)

Dr. Kelso: (To the new interns) Listen up, faces. In order to save us all some time I will call all the males Daves and all the females Debbies.
Intern: Debbie's actually my name!
Dr. Kelso: Then out of fairness to the others, you will be Slagathor. Daves, Debbies, Slagathor, I will be in my office, if you need anything, feel free to bother Dorian

2. As a term of endearment

mandie: "Fuuuuuuuuuuuuuuuuuuuuuuck"
alice: "Is that my little slagathor?"

3. For a she/he beast

mandie: "whooaaaaaa it looks like your brother got slagathor-itis"
alice: "no, thats called bells palsy"
by Alice Newton November 12, 2007
 
3.
a horrific, disigusting girl that claims and pretends that she a cute, but in reality, she is actually a gross, sick bipedal humanoid of pigfuck.
Friend: Dude, who did I hook up with last night? I have no idea what i did?
Other Friend: you fucked that slagathor that smelled like putrid rat shit.
Friend: *jumps off a 17 story balcony to his death*
by kickherface October 23, 2011
 
4.
1) a monster-like creature spawn from the illegitimate love of Godzilla and Trogdor.
2) a badass song.
3) Kelsey.
man 1: did u see that new movie about the slagathor?! it was great!
man 2: ive seen it like five times! the theme music is the best!
by Julio Mandez April 25, 2010
 
5.
1) An affectionate nickname among two close friends.

2) The object of one's desire.

3) A soul mate and/or eternal life partner.
1) Broad #1: "Whaddup, Slagathor?"

Broad #2: "Chillin, chillin, Slaggy."

Broad #1" "Right there with you, Slag."

2) "That chick is straight Slaggy. She slags so hard, it's crazy!"

3) "You will, always and forever, be my Slagathor."
by jenny*the*destroyer May 30, 2010
 
7.
an incredible ugly girl. looks like someone put makeup on a donkey or a hog.
dammmnnn that girl's name is not gena, its slagathor
by sillyho3oh9 June 12, 2009