In Japan, it's almost like "lol" or "haha". It comes from the term "笑う", or "warau", and it means "to laugh". The more w's, the more ha's, so to speak.
「変だねww」
"That's weird haha"

「何やってんだよw」
"What the hell are ya doin', lol"

「見たの!?www
"Did you see that!? Hahaha!"
by 塩沢慶子 March 17, 2015
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ww is the keys for gg sound in korean.

ㅈㅈ
koreanSC2: ww
<koreanSC2 has left the game>
by darvon December 06, 2011
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Wrong Window; It happens to all of us, while chatting that you miss the window, tab or whatever :)
(12:23:30 PM) //change: it constantly gets my cpu load to 100%
(12:23:45 PM) AbsintheSyringe: i ja njoj kazem sto ti mene?
(12:24:17 PM) //change: wtf????
(12:24:25 PM) AbsintheSyringe: ww
by AbsintheSyringe May 21, 2009
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"Well Won"

In Starcraft 2 I often seen some people mistaken ww with gg. Koreans especially. "Well Won" seems the most suitable use of ww when used in gaming, other than gg "good game.
EGIdra: ww
BitByBitPrime.We: Thank you!

*This is an example*
by M.Baka June 22, 2011
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short for white widow, a very strong strain of marijuana which is often covered in visible white crystals of thc
yo gimme a 20 sack of tha ww
by thaStonedGecko July 26, 2006
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Wrong window.
When you have multiple chatrooms/chatwindows open, and by accident, you enter your text in the wrong window.
Me: No way!
He: Uhh...what?
Me: oops, ww
by MrEd June 26, 2006
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Work Warning. Used on forums on the like to notify users that the following post has potentially unsafe work-environment content.
Here's a new pic of that singer! (WW)
by Onedee Tentee May 18, 2005
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