1. Travel: It can refer to a journey that takes you around the entire globe, visiting different countries and continents. This often involves a series of flights or boat trips and may take several months or even years to complete.
2. Spread widely: This phrase can also be used to describe something that becomes known or popular all over the world. For example, a news story, a song, or a fashion trend might "go round the world" if it gains significant attention and spreads rapidly across different regions.
3. Be everywhere: In some cases, it can simply mean that something is very common or widespread. For example, "The flu is going round the world this year" might indicate that many people are getting sick with the flu in different parts of the world.
4. Rotate: In a literal sense, it can refer to an object that moves in a circular or revolving motion. For instance, a Ferris wheel might "go round the world" as it rotates and carries passengers through a full circle.
The specific meaning will depend on the context in which the phrase is used.