What does the term checagou mean?

There is no recognized word or term called "checagou." It is likely a misspelling or a made-up word.

It's possible you are thinking of:

* Chicago: A major city in Illinois, USA.

* Chicagou: This is a common misspelling of "Chicago".

If you provide more context or details about where you encountered the term "checagou," I might be able to give you a more specific answer.