It means that there is ACL defined on that directory. Check it with:
---------- Post updated at 10:36 AM ---------- Previous update was at 10:34 AM ----------
Quote:
Originally Posted by Corona688
Apple Inc. has cleverly hidden information on ls in ls' own manual, accessed by man ls.
How did you deduce that we are dealing with OSX here?
When you apply permissions to the file using Access Control List (ACL), that + sign appears.
It is usually done by the root user.
An ACL specifies, which user or system has granted access to some object or file.