day-to-day adjective 3adverb 1noun 1forms 2 adjective3 •Ordinary, mundane, or everyday.One has to deal with the day-to-day chores. •Happening every day, everyday.I would like to know about the day-to-day workings of the business. •(US) Subject to daily redetermination.He has an ankle sprain and his status is day-to-day. adverb1 •On a daily basis.The cost of gasoline is determined day-to-day. noun1 •Ordinary, monotonous routine; that which is usual or mundane.People come here to escape the day-to-day. formsmore day-to-day · most day-to-day