certified public accountant. n. 1. (Accounting & Book-keeping) (in the US) a public accountant certified to have met state legal requirements. Compare certified accountant.
In the United States, Labor Day is a federal holiday observed on the first Monday of September. It is customarily viewed as the end of the summer vacation season. Many schools open for the year on the day after Labor Day. The holiday is shared with Canada, where it is known as Labour Day.
A holiday celebrated in most industrialized nations is Labor Day. The first American Labor Day was celebrated in New York City in 1882. The holiday is similar to the May Day celebrations of labor and industrial production held since 1887 in socialist nations though it had a separate origin.