Swiss army knife is a versatile pocketknife that contains many different tools, including a blade, a can opener, a screwdriver, and more. The term "Swiss army knife" has become so synonymous with this type of all-in-one tool that it is often used as a generic term for any such product. However, there are many synonyms for this term that can be used to describe similar tools, including multi-tool, pocket-knife, utility knife, all-purpose knife, and survival knife. These synonyms can help to describe the same type of pocketknife in a more specific or varied way, depending on the context and intended use.