Definition of "wack"
adjective:
-
Egregious.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Bad (as in not good), inauthentic, of an inferior quality, contemptible, lacking integrity, inauthentic, lame, or strange.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Crazy, mad, insane.
from Wiktionary, Creative Commons Attribution/Share-Alike License
-
noun:
-
An eccentric; an oddball; a weirdo.
from Wiktionary, Creative Commons Attribution/Share-Alike License
-