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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when you're sucking the dick and you make the noises as it comes out the mouth 😌
"She was slupping it hard"
by Thatguystainchris June 29, 2022
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when you're sucking the dick and you make the noises as it comes out the mouth 😌
by Thatguystainchris June 29, 2022
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