What does espona mean in Spanish?

"Espona" is not a recognized word in Spanish. It's possible you may have misspelled it.

Could you please double-check the spelling or provide more context?

For example:

* Is it a specific term related to a certain field?

* Did you hear it in a conversation or see it written somewhere?

Once you provide more information, I can help you find the correct Spanish word or understand the meaning.