Top Definition
A word in the urbandictionary that is lacking definition.
This word was previously undefined.
by Denis Baldwin June 03, 2004
The word that just popped up when you searched for a word that isn't in urban dictionary.
You: WTF!11!!ONE!!! UNDEFINED??!?!?!! WTF!
by PiracyX September 09, 2009
What you see when someone deletes your definition.
This word is undefined
by mesoiam February 06, 2005
undefined is just what it says
That is undefined to the MAX

by stav August 10, 2004
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