"Sup" is short for "What's up?" It is a good way to start a conversation and ask someone how their day is going. It is a very informal greeting.
Abbreviation of 'what is up'
Assuming you mean sup as in "what's up?", it's spelled 'sup.
sup means whats up
"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
it means how are you
what does Nx mean in texting or emails
"Cal sup re" means nothing in French.
It mean love ya when texting
It means under.
Its a mix of wazup and sup
It is short for "what's up".
He's asking you how you are. There's not much else you can read into "sup".