British history a guinea decorated with a spade-shaped shield, coined during the reign of George III
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
How to use spade guinea in a sentence
It did not seem different from any other spade guinea, yet there must have been something peculiar about it.
His dress was plain and rather the worse for wear; but round his neck a bright spade guinea was hung by a silken string.
A genial sort of custom, no doubt, but fancy the emulation and the heart-burning over the spade-guinea!Amaryllis at the Fair | Richard Jefferies
No better epigram could be put in reply than simply putting the spade guinea beside the Spade.A Miscellany of Men | G. K. Chesterton
Might not that half of the spade guinea give the dwarf some power over her?