1 definition by Dr.NerdSauce

Top Definition
An emoticon for a sad kitty.
The opposite of :3
Used when something makes you sad. Or when something is unpleasant.
Person 1: What's wrong?
Person 2: I lost my favorite shirt. 3:
#3: ##: #sad kitty #kitteh #:3
by Dr.NerdSauce July 08, 2012
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