(idiomatic) An excursion, returning home on the same day.

A laborer who is hired and paid one day at a time, with no promise that more work will be available in the future.

(Canada) A holiday commemorating the birthdays of Queen Victoria and the reigning monarch of Canada, falling on the last Monday before May 25.

Work done where the worker is hired and paid one day at a time, with no promise that more work will be available in the future.

(military) Abbreviation of mobilization day.

(US, slang) Thanksgiving Day; Turkey Day.

A school day set aside for athletics events.

A day celebrating George Washington and other presidents, a federal holiday in the United States, celebrated on the third Monday of February (formerly on the 22nd of February).

(astronomy) The rotational period of Earth; the time in which Earth rotates exactly 360 degrees around its axis, measured relative to the stars (about 23 hours, 56 minutes, 4 seconds).

(astronomy) One day of sidereal time; the time in which Earth rotates once around its axis, relative to the point of the vernal equinox (about 23 hours, 56 minutes, 4 seconds).