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1.
occurs when you are overloaded or bombarded with email or data.
Wow...I went away on vacation and when I returned to the office and opened my email, I was e-pounced!
by ashelby July 12, 2008
 
2.
Instant messaging somebody the second they log in or are no longer idle.
Dude, every damn time I log onto IM this guy sends me a message...there is no delay...the epounce is instant!
by Wankel7 August 07, 2009