look up any word, like dirty sanchez:
 
1.
a fucking brilliant greeting, that is WAY cooler than saying 'whts up?!'...
say SUPSKI whenever...
by Jennifer Jack November 29, 2006
 
2.
the formal greeting for cool people...
Hey....*sticks out fist*...*other person sticks out fist*...*both puts fists together*...*both says SUPSKI!!!*...
by Lubby November 26, 2006
 
3.
It is a longer abbreviation for "whats up?" sup- skis
with skis added at the end.
dms095: hey sam, supskis?
bjandbarrybear: nm jc. wut about you?
dms095: nothin
by dms095 September 10, 2008