Foul (nautical) Foul (nautical) Foul is a nautical term meaning to entangle or entwine, and more generally that something is wrong or difficult. The term dates back to usage with wind-driven sailing ships. It is usually applied to the state of an anchor, which has become hooked on some impediment on the seafloor, or has its cable wound round the stock or flukes. The term is generally utilized when speaking of items of historical value such as the US Navy chief petty officer emblem. The foul anchor is also the official seal of the Lord High Admiral of the United Kingdom, presently
Nautical almanac Nautical Almanac Office, ever since the first edition was published in 1767. In the United States, a nautical almanac has been published annually by the US Naval Observatory since 1852. It was originally titled "American Ephemeris and Nautical Almanac". Since 1958, the USNO and HMNAO have jointly published a unified nautical almanac, "The Astronomical Almanac" for use by the navies of both countries. Almanac data is now available online from the US Naval Observatory. Also commercial almanacs were produced that combined other information. A good example would be Brown's — which commenced in 1877 – and is still produced annually,