A Slug uniquely identifies a page on your website. It is also the end of the URL for that page. For example, theme_store in the below example is the slug:
When creating a new page, NationBuilder will auto-generate the slug for you using the Name field like so:
Theme Store → theme_store
You can manually override the auto-generated slug on the page creation page or after you've created the page at its Settings → Slug field.
NOTE: It's usually best to follow the default NationBuilder slug format when manually overriding the auto-generated slug: