e-diarrhea 

When an electronic inbox is suddenly dumped with tonnes of messages after extended holidays sans technology or long periods without mobile coverage.

I had been away from work for a month and after opening outlook, my inbox had a bad case of e-diarrhea.

e-diarrhea by The Street Guru October 4, 2012

e-diarrhea 

Similar to verbal diarrhea, e-diarrhea is when someone has an inability to stop typing, and must occupy thier computer screen with messages, however senseless or irritating to others.

Gumba Gumba\ Kung-fu jesus has 80 wpm of e-diarrhea waiting for you.

e-diarrhea by Kung-Fu Jesus December 17, 2006