Definitions
1.AdjectiveHappening once every year."an annual general meeting; an annual publication"
2.AdjectiveOf, for, or relating to a whole year, often as a recurring cycle; determined or reckoned by the year; accumulating in the course of a year; performed, executed, or completed over the course of a year. See also circannual."an annual salary; average annual profits; the annual course of the sun"
3.AdjectiveHaving a life cycle that is completed in only one growing season; e.g. beans, corn, marigold. See Annual plant in Wikipedia. Compare biennial, perennial.
4.AdjectiveLiving or lasting just one season or year, as certain insects or insect colonies.
5.NounAn annual publication; a book, periodical, journal, report, comic book, yearbook, etc., which is published serially once a year, which may or may not be in addition to regular weekly or monthly publication."I read the magazine, but I usually don't purchase the annuals."
6.NounAn annual plant; a plant with a life span of just one growing season; a plant which naturally germinates, flowers and dies in one year. Compare biennial, perennial."I can't wait to plant my annuals in the spring."
7.NounA medical checkup taking place once a year.
8.NounA pantomime taking place once a year.