Out of box Salesforce?

Salesforce out of the box means the declarative features provided by the Salesforce, where we can develop applications just by using button clicks and without any code e.g. workflow/approval process,reports and dashboards . It mainly has features for linking salesforce with Outlook.

No Code, No Programming. Here is a reference.

"out of the box" (sometimes OOB) means to say just by using only standard objects and configuration without any custom/coding