Supfoo 

Literally, What's up, Fool. Used instead of "Good afternoon, How are you today, Sir." or "Greetings my friend, How are you? Can also be used to taunt, such as, you're not so tough, you are sort of a fool.

Tyson to Trevor Burbick "Supfoo?" after knocking him down for the third time.

Supfoo by Zipponutty October 15, 2006

sup foo 

Greeting - Hey friend, what is going on? Contraction of "what is up fool?"

Sup foo? How's da new crib?

sup foo by scarphish April 22, 2003

supfool 

a man that generally hangs around the IRC server EFNet. Word is, he never leaves the PC. He calls other people virgins when he is one himself. He's yet to be laid in his whole life.

supfool is the most pathetic example of a human being you can get

supfool by Ryan Massey June 5, 2006

Sup foo 

What some black and hispanic americans say before a fight starts

You was talking shit sup foo?

Sup foo by Mariwas March 13, 2022

supdooo

a combination of sup and dude that sounds a lot like the word subdue and is meant to sort of subdue the perhaps heightened energy of another to get that person in a calmer and/or more humble state

person A: supdooo
person B: hey man hows it going? Idk why but I suddenly feel more chill for some reason – did you just cast a spell on me or something?

supdooo by shaggymorphism November 18, 2021

Suprook 

When you are both surprised and shook so in such great quantites that you need a new word to convey how incredibly speechless and shaken you are.

It's been a year since the 2016 election and America is still in one piece?!? I'm suprook...

Suprook by Suprook Tabby November 8, 2017

supoot 

Supoot means support for people who CANT TYPE and are BAD AT ENGLISH.

“i supoot you“

“supoot? oh you’re an idiot”

supoot by voonspoon May 30, 2020