The phrase "everyday basis" means something that happens or is done regularly, or on a daily basis. It refers to activities or occurrences that are part of our routine or happen frequently. Full definition
For a 3 year old, signs and words used on everyday basis become a part of their recognition system, and they are able to identify simple gestures and emotions. (newkidscenter.com)
The menu will change in full every six weeks but items can change everyday based on availability. (fb101.com)
It is just a perfect everyday base to use and also perfect for a no makeup makeup look. (facetocurls.com)