Wiktionary:Word of the day/2022/October 16

1. (countable, zoology)
   1. An approximately spherical or ellipsoidal body produced by birds, insects, reptiles, and other animals, housing the embryo within a membrane or shell during its development.
      1. (specifically, countable) The edible egg (sense 1.1) of a domestic fowl such as a duck, goose, or, especially, a chicken; (uncountable) the contents of such an egg or eggs used as food.
      2. (by extension, countable) A food item shaped to resemble an egg (sense 1.1.1), such as a chocolate egg.
   2. (also cytology) Synonym of ovum (“the female gamete of an animal”); an egg cell.
2. (countable) A thing which looks like or is shaped like an egg (sense 1.1).
   1. A swelling on one's head, usually large or noticeable, resulting from an injury.
   2. (architecture) Chiefly in egg and dart: an ornamental oval moulding alternating in a row with dart or triangular shapes.
   3. (chiefly sports) A score of zero; specifically (cricket), a batter's failure to score; a duck egg or duck's egg.
   4. (military, dated) A bomb or mine.
3. (countable, figuratively)
   1. Senses relating to people.
      1. (informal, dated) A person; a fellow.
      2. (Internet slang, derogatory, dated) A user of the microblogging service Twitter identified by the default avatar (historically an image of an egg (sense 1.1.1)) rather than a custom image; hence, a newbie or noob.
      3. (transgender slang) A person regarded as having not yet realized they are transgender, or who has not yet come out as transgender or is in the early stages of transitioning; also, one's lack of awareness that one is transgender.
      4. (New Zealand, derogatory) A foolish or obnoxious person.
      5. (derogatory, obsolete) A young person.
   2. (archaic) Something regarded as containing a (usually bad) thing at an early stage.
   3. (computing) One of the blocks of data injected into a program's address space for use by certain forms of shellcode, such as "omelettes".

Today is recognized by the United Nations as World Food Day to highlight the importance of food security and good nutrition, and the need for action against hunger.