Deleting Weblogs
To delete a weblog, select it in the My Sites hierarchy, right
click it, and select "Delete Weblog..." from the context menu.
A dialog appears asking if you’re sure you want to delete the weblog.
Click Yes to confirm the deletion, click No to cance the
deletionl.
Warning:
Deleting a weblog permanently removes it from the database. Once you’ve
deleted a weblog it’s gone forever. So, be careful.