double eagle

noun
  1. a gold coin of the U.S., issued from 1849 to 1933, equal to 2 eagles or 20 dollars.
  2. Golf. a score of three strokes under par on a hole.

Origin of double eagle

An Americanism dating back to 1840–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for double eagle

double eagle

noun
  1. a former US gold coin, having a nominal value of 20 dollars
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012