Just like GPS or lat, long coordinates, unless you happen to know exactly where a 3 word address refers to, you’ll need to look it up. You can do this easily in the free what3words app or online map, or in some other apps and tools.

People often choose to give some context when they share a what3words address for example: "Meet me at the cafe near the Eiffel Tower, at ///foods.tropic.dots".