This word originated from african americans. Politically correct term 'Niggers'.
'Sup meaning Wassup which then derives from "What's up?". In other words, "What is happening?".
This makes a great greating.
Nigger 1: 'sup g dog?
Nigger 2: shut yo mouth before i bust a cap in yo ass homie biatch!
Nigger 1: Nigger please
Nigger 3: 'sup my nigger brothers
Nigger 1/2: word
by influxsys December 13, 2004
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A shortened form of the word 'supper'.
Boy: What're we having for sup today?
Mom: Your dad and I are getting roast beef, you're getting doggy biscuits.

Person 1: I had a good sup today
by Plan B January 24, 2005
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A way fuck-boys say "What's up," because they are too lazy to type 7 letters.
by Mitchell Gill January 11, 2015
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"What is up" you just take out 'what' and the 'i' in 'is'. Basically used by lazy teens.
Dude: sup, Erika
Me: yo
by They call me thriller December 4, 2005
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Word for lazy people for "What's up?"
Sup, Jordan?

Cindy: Hi Daniel
Daniel: Sup?
by coco9wang February 19, 2012
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n. adj. "sup"

1. Short for "what's up"
by shaggy March 3, 2005
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another way of saying yo of hello to your homies or mates
"sup home boy wat u at"
by Deano A.K.A Ali g October 7, 2006
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