What does publish mean?

If you are referring to the Publish tab on the Form Builder page, it is where you can find the direct link to your form or different embed codes that you can use to embed your form to your website.

Where-to-Find-My-Form-URL

Adding-a-Form-to-a-Web-Page

Which-Form-Embed-Code-Should-I-Use

I hope this helps. If, in any case, I have misunderstood your concern, please feel free to let us know and give us more information.