Well, isn't that just a happy little greeting! When someone says "Sup dawg," you can respond with a smile and a friendly "Hey there, how are you doing?" It's always nice to acknowledge someone's unique way of saying hello and make them feel appreciated.
If someone says sup in chat then the reply is usually nuttin. Sup is short for whats up
you say what up
Sup dawg i dont give
Reply what are you doing now or a simple "sup"
He's asking you how you are. There's not much else you can read into "sup".
Well, sup is anther way of saying hi so just like when you say to someone and they say hi back people say sup back to you.
sup-abreveation for what is up?what is up dog?
sup is not a word
Sup
"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.
It Means Whats up.
Bye, sup, and hi are all greetings. 'Sup', and 'hi' being ones that you would say when meeting someone, and 'bye' being a greeting you'd use when you're leaving or hanging the phone up.