Also found in: Thesaurus, Encyclopedia, Wikipedia.
a holiday honoring Columbus's landing in the West Indies on Oct. 12, 1492: observed variously in the U.S. on Oct. 12 or on the second Monday in October.
Switch to new thesaurus
|Noun||1.||Discovery Day - a legal holiday commemorating the discovery of America by Christopher Columbus|
legal holiday, national holiday, public holiday - authorized by law and limiting work or official business