= all day ; all day long ; (a)round the clock ; whole day, the ; the entire day. Ex: What do librarians do all day but collect nickels and dimes?. Ex: Their poor mother worked herself to the ground all day long, didn't have two pennies to rub together, and they were always just a little bit hungry. Ex: Digitization is a value-added way of making library collections and materials available around the world, around the clock. Ex: On the days I sleep late I feel lazy and lethargic the whole day. Ex: A crisply ironed shirt with a collar that stays perfect the entire day can go a long way in giving you a neat and groomed appearance.