Top definition
Adjective that describes something that is phat, dope, off the hook, etc.
If your buddy has a girl with a great, beautiful ass you could say:

"Yo dawg, that bitch's ass is illznay billznay!"
by B-DubZ February 28, 2008
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2
If something is off the chain or really great it is illznay billznay.
If your buddy has a girl with an incredible ass, you could say:

"Yo dawg, her ass is illznay billznay!"
by B-DubZ February 27, 2008
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