1. Abbreviated form of 'wassup' which derives from "What's up?" Used as a general greeting or a brief 'how are you' by people who are too hip for full sentences.

2. (adj) Used to describe anything which is too cool for outdated words like "cool".

Short form for superior, used like great, excellent or gr8.
Sup is used with an ! while standard sup (meaning whats up) is used with an ?.

Word for lazy people for "What's up?"

Hehe im a lil middle school kid and i say sup cuz im cool....stupid ass mother fuckin middle school kids...

to drink alchol (usually beer)

A word used by uneducated Neanderthals instead of the grammatically correct " 's up"

short form of "what's up"- simplified as a form of greeting, as in "hi."