A penis viewed from the side. Best used in situations where emoticons are available, especially ones which have open mouths and are facing the right side of the screen (such as :o in Windows Live Messenger).
This symbol is similar to C=8
however it can prove challenging to make the latter appear on the correct angle for use in conjunction with emoticons.
Me: Help me come up with an example. I need at least 20 letters and 3 words.
*Sees following message* "___________ appears to be offline. Messages you send will be delivered when they sign in.'
Me: Fuck you!
Me: :o c=u