The term "SSNI945" could refer to a project, a product, or even a codename for a specific initiative. When paired with "while my boss was away" and "mei washiohd repack," it suggests a scenario where an individual or a group decided to undertake a repackaging or reorganization effort. This could involve anything from rearranging workflows, rebranding products, or even repurposing resources to enhance efficiency or output.