Toal Nob, refers to someone that is a toal(total) nob(nob). The word nob means someone that sucks at what they are doing. So you are saying that someone is totaly sucking at what they are doing. (PS. I use it 2 times, like toal nob, toal nob to enphasize the point.
When you foolishly reply to all to an email chain, and upon realizing your error, you compound the problem with a followup "replay to al" email. This email is composed so frantically that it is littered with spelling errors and so much jibberish that it makes the SCOAMF sound coherent in comparison, even when He is off teleprompter!