Why is OOF an OOF and not an OOO? | Microsoft Community Hub OOF was a command used in the days of Microsoft’s Xenix mail system, which set a user as ‘Out of Facility’ - ie Out of the Office The usage of the term ‘OOF’ just stuck, as did the term ‘Little r’ (e g on an email sent to a distribution list, "Who wants to go to the cinema tonight?
What does oof mean? : r EnglishLearning - Reddit Oof signifys involuntary human noise that corresponds with punch in gut (rapid injury), and routine disrupted by unexpected physical demand (lifting something heavier than expected) The difficulty with defining "oof" , is that it can signify both a true surprise, and world-weary ironic expected complication
Out Of Office Default Sender Address | Microsoft Community Hub OOF configuration: Double-check the Out of Office settings in Exchange Online (Office 365) Ensure that the external OOF auto-reply is configured correctly and set to use the primary email address