= daily ; on a daily basis ; every day ; day in and day out. Ex: The functions on the first screen are in use daily, whereas those on the second are in use only occasionally. Ex: The Middle East cataloguer must be aware of and deal with these and other problems on a daily basis. Ex: The whole business has an air of familiarity because it happens every day. Ex: People with diabetes have to do it every day, day in and day out.