E-bombing 

When someone constly searches the same thing over and over, causing the internet to crash; something searched that is not real or non existent.

Dude, Sarah's E-bombing the shit out of facebook

E-bombing can cause the computer to glitch or lag

Ben was E-bombing Google, and Google crashed, for a while.

E-bombing by Yacattack18 September 14, 2010

e-mail bombing 

The act of (often using purpose-made devices) filling up an internet e-mail inbox with repetitive posts, lurid witticisms, and grotesque insults.

E-mail bombing is more fun than people make it out to be www.xyerclev.tk!

e-mail bombing by Kung-Fu Jesus April 18, 2004