Top definition
1. when you sit down at your computer to type an email but forget what you were going to send and to who.

2. when you get up from your computer and forget what you just read in your email.
"oh crap. i was going to send out a very important email, except i forgot who i am sending it to! i must have emailnesia"
by noah l September 02, 2008
Get the mug
Get a emailnesia mug for your buddy Helena.