Emailing or texting all in upper case letters. Either aggressively to make a point or in ignorance not knowing how to cancel CapsLock.
Knowing that he was losing the terrgument he pressed CapsLock, AND KEPT IT ON FOR THE REST OF THE DAY, E-SHOUTING his way out of defeat.

She was so ignorant that she was e-shouting and offending everyone when she forgot to cancel CapsLock and E-SHOUTED AT EVERYONE ALL DAY.
by urbanboi June 9, 2010
When somebody shouts on e-mail or chat sites on the web. Usually (but not always) all in caps and at somebody else.
(Online) Eg 1:
Meg: WOULD YOU IDIOTS STOP TALKING ABOUT THAT STUPID "Jo Bro" CONCERT ALL READY?!?!? IT'S BEEN ALMOST 3 MONTHS!!!!!!!!!!
Katie: NO! It was a-MA-zing!!! And you need to stop e-shoutiong at us.
(Offline) Eg 2:
Matt: I'm so sick of Joe e-shouting at us all about how we lost the game!
by Mika17 September 13, 2010