(idiomatic) To cease the activity for the day. / (idiomatic) To retire.

(US, law, attributive) Describing a proffer letter agreement.

For a very long or seemingly endless time.

(of a comic strip) Providing humor in each day's strip, without a plot connecting the various days' respective strips.

If not older; at least.

Alternative form of workaday

(aviation, military) An aviator (usually a fighter pilot) who destroys five or more enemy aircraft (the number required to become an ace) in a single day.

To spend the day enjoying oneself by engaging in pleasurable activities.

(idiomatic) Every day; daily; constantly or continuously (especially, of something that has become routine or monotonous).

daily. / focusing on one day at a time.