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1.
:w
A face used when being sarcastic on the internet.
Credit goes to Wally from Dilbert.
Your a bitch. Not. :W
by dr coo August 08, 2008
 
2.
:w
Internet emotive for 'Duckface'
Girl1: "Picture time!"
Girl2: ":w"
Girl1: "Fuck you."
by Marysueanon June 25, 2010
 
3.
:w
Internet face meant to be someone waving (hello/goodbye)

Commonly used on mIRC
<n00b> bbl :w
by QWERTY123436748738 July 24, 2009