Slup-Slitch Nation occurs when the majority of the girls in a particular school, college, or work environment tend to spend thier days gettin' laid along while bitchin' to other girls about thier skanky ways of life.
Slara says, "Madison Central is Slup-Slitch Nation!" while Mrs. Macdonalds strongly disagrees.

Johhny Boi said college is offical Slup-Slitch Nation now that Katie started living on campus.
by Everybodywangchungtonight. March 10, 2011
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Being both a slut (promiscuous) AND a bitch (nasty).
That girl was easy and nasty-- what a slitch!
by George S 9000 September 23, 2009
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a combination of 'slut' and 'bitch'
"Jeez, Theresa is such a slitch. She probably gets it from her mother."
by fangirl11 May 10, 2019
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Mix between Slut and Bitch; Person who bitches all the time and teases like a slut; aka Claudia Montiero
Person: Yo, Claudia just was a pure bitch just right now

Person talked to: Dude, what a Slitch!
by Brendan1234543 October 23, 2011
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A small-framed, generally aesthetically unimpressive female who typically has little to offer in terms of charisma; essentially the opposite of a hauss.
#1
Andrew: "Yo Zach, should I ask out Cheryll? I feel like she's kinda cute."

Zach: "Jesus Christ, Andrew. You've got better things to spend your money on than that slitch."

#2
Cheryll: "Hey, Hart, I heard Zach called me a slitch, what the hell does that mean?"

Hart: "--Sorry what? I wasn't listening to you."
by MadeThatBitchFRAMEOUS March 23, 2016
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