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1.
when someone is more than hard.
yo tech, that guy is zolid
by zolidpaul October 08, 2010
 
2.
the act of saying you will never drink again, then proceeding to drink enough to kill a wooly mammoth for three nights straight
guy 1: so i heard you stopped drinking after saturday

guy 2: nah, i ended up getting zoli'd! drank my face off on sunday, monday, and tuesday
by ocimatarf September 05, 2010
 
3.
to describe something that is good, better than solid, can also be used in place of solid.
"that movie was zolid!"
"my dick was zolid when i saw her naked"
by tim messinger January 31, 2010