a mass email sent out of real or imagined guilt... often occurs after a drunken party, or in response to rumours.
also been known to be sent as a result of
teenage angst,
apologizing for something no one even thinks exists.
usually of good intent but overkill and confusing...
often includes "
exceptions" to the apology and should be sent to that person as well. just so they know you still hate them
apology to everyone is then sent to a huge number of people on email list who may or may not know what the apology is for