3 ms·Mobile first means design your website for mobile devices first, not build a native app first.by coderzach 13y agoMobile first means design your website for mobile devices first, not build a native app first.nahname 13y agoThank you for posting the correct answer.teaneedz 13y agoYes. Good examples are the Bootstrap and Foundation frameworks that are now very much mobile first.twerquie 13y agoInstagram is an example of "mobile first" in the sense of the article. It's a thing.