look up any word, like the eiffel tower:
 
1.
when you have nothing to say
"I don't know"
by JOHNSON II October 16, 2003
 
2.
What you click while taking that silly survey if you're not sure if you like or don't like the definition.
I didn't know what to click on the definition for ZEN-KUTSADOSHI so I clicked on "don't know"
by The All-Knower December 27, 2004