Definition of "storefront"

storefront

noun
plural storefronts
1. The side of a store (or other shop) which faces the street and usually contains display windows.
2. (by extension) An e-commerce website offering goods or services to the public.
  Quotations
  Brands are now able to set up storefronts to sell within Facebook and Instagram, where they were previously relegated to advertising for outside sales channels.
  2021 October 2, John Herrman, “Will TikTok Make You Buy It?”, in The New York Times‎