Select the occurrence in the day/week/month view, then click Delete. I do it all the time when I need to skip a regularly scheduled meeting.

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Sue Mosher, Outlook MVP
Author of Microsoft Outlook 2007 Programming:
Jumpstart for Power Users and Administrators
http://www.outlookcode.com/article.aspx?id=54
>I am trying to delete a single appointment out of a reoccurring series, is
> there a way?