He's asking you how you are. There's not much else you can read into "sup".
I believe he is using a common contraction. 'Sup? instead of "What's up"?
It Means Whats up.
If someone says sup in chat then the reply is usually nuttin. Sup is short for whats up
Assuming you mean sup as in "what's up?", it's spelled 'sup.
sup means whats up
Fight
"Yum yum sup sup" does not have a literal translation in Chinese. It sounds like it could be an onomatopoeic expression in English expressing enjoyment of food.
Sup means to dine with or eat with, as in supper
The universal answer for everything (says my boyfriend)
he is single.
it means how are you
"Cal sup re" means nothing in French.
not much, homie G